Mental Matters

Health Conditions

Find information on various health conditions affecting people of all ages. This category covers causes, symptoms, diagnosis, and management options for physical illnesses and chronic diseases. Get insights to help you understand different health challenges and make informed decisions about your wellbeing.

Woman adjusting a modern hearing aid behind her ear

Treatment of Deafness

Deafness, Health Conditions /

Treatment of Deafness Treatment of deafness varies depending on the cause, type, and severity of the hearing loss. While not all cases are curable, many people with deafness benefit from medical intervention, hearing aids, cochlear implants, or alternative communication strategies. The earlier treatment is initiated, the better the long-term prognosis, especially in children. Medical and Surgical Treatments Ear infections may be treated with antibiotics or antifungal medications Surgical intervention may be necessary for: Repairing perforated eardrums Removing tumours or growths (e.g. cholesteatoma) Implanting ventilation tubes in children with recurrent otitis media Ossiculoplasty (reconstruction of middle ear bones) can help restore conductive hearing Hearing Aids Suitable for people with mild to severe hearing loss Work by amplifying sound, and modern digital models are adjustable to the user’s specific hearing profile Discreet, comfortable, and increasingly sophisticated with features like Bluetooth connectivity and noise-cancelling technology Cochlear Implants Recommended for individuals with severe to profound sensorineural hearing loss who receive limited benefit from hearing aids A surgically implanted device that bypasses the damaged part of the ear and stimulates the auditory nerve directly Requires auditory rehabilitation and training post-surgery Bone-Anchored Hearing Systems Useful for people with conductive or mixed hearing loss or those who cannot wear traditional hearing aids Transmit sound through bone vibration rather than air conduction Communication and Rehabilitation Speech and language therapy is essential for children with hearing loss and adults experiencing late-onset deafness Lip reading, sign language, and cued speech can supplement or replace auditory communication Assistive listening devices, including captioned phones and personal amplifiers, improve accessibility Preventive Strategies | Treatment of Deafness Hearing protection in noisy environments Avoidance of ototoxic medications, when alternatives are available Immunisations (e.g. MMR) to prevent infections that may cause hearing loss In summary, treatment of deafness can dramatically improve quality of life. Whether through medical care, technology, or therapy, many individuals regain confidence and independence through personalised treatment plans. [Next: Complications and Recovery from Deafness →]

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Elderly man struggling with hearing loss while touching his ear

Complications and Recovery from Deafness

Deafness, Health Conditions /

Complications and Recovery from Deafness Complications and recovery from deafness depend on the age of onset, cause, and access to support and treatment. While some types of hearing loss are reversible, most cases of deafness involve permanent damage that requires long-term management. The emotional, social, and educational impacts can be significant if the condition is not addressed early. Communication Barriers One of the most immediate complications of deafness is difficulty communicating, particularly in group settings or noisy environments Children may experience language delays if hearing loss is not identified and managed promptly Adults may struggle with professional communication, which can limit job opportunities and advancement Educational Challenges Undiagnosed or untreated deafness in children can lead to delays in reading, writing, and speech Many children with hearing loss require Individual Education Plans (IEPs) or placement in special education environments Social integration in school can be challenging without appropriate support Social Isolation and Mental Health People with deafness often face social withdrawal, especially if they feel excluded or misunderstood Depression, anxiety, and low self-esteem are common in those who lack effective communication strategies or supportive environments Misunderstandings in relationships may create tension, particularly if partners or family members are unaware of the extent of the hearing impairment Safety Concerns Inability to hear alarms, traffic, or emergency instructions can increase risk in daily life Visual alert systems and vibrating devices may be necessary to ensure personal safety Cognitive Decline Recent studies suggest a link between untreated hearing loss and an increased risk of cognitive issues in older adults, including dementia. Theories suggest that reduced auditory input may lead to brain atrophy or social disengagement, both of which negatively affect cognitive function. Recovery and Adaptation For some, recovery is possible through medical treatment or surgery Most people, however, learn to adapt using hearing aids, implants, or alternative communication methods Successful adaptation requires training, practice, and psychological support Ongoing Support | Complications and Recovery from Deafness Audiological follow-ups Maintenance of hearing devices Participation in support groups, rehabilitation programmes, and counselling In conclusion, complications and recovery from deafness go beyond the physical condition. With the right support, education, and tools, individuals with deafness can overcome challenges, regain independence, and lead fulfilling lives. [Next: Back to Overview →]

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Illustration showing hands making a sign with a heart symbol and the text "International Day of the Deafblind"

Deafblindness

Deafblindness, Health Conditions /

Deafblindness – Overview Deafblindness is a unique and complex disability that results from the combined loss of sight and hearing. This dual sensory impairment significantly impacts an individual’s ability to communicate, access information, and navigate the world. While deafblindness does not always mean complete loss of both senses, even partial impairments can create major challenges in daily life, particularly when both occur together. The condition affects people in many ways and to varying degrees. Some individuals are born with deafblindness (congenital deafblindness), while others acquire it later in life due to illness, injury, or age-related conditions such as Usher syndrome or age-related macular degeneration and hearing loss. The timing of onset plays a key role in determining how a person experiences and adapts to their disability. Deafblindness Deafblindness is recognised as a distinct disability because the combination of visual and auditory impairment creates unique barriers that are not present in those who are only deaf or only blind. For example, a person who is blind may rely on sound for orientation, while someone who is deaf may depend on visual cues. A person with deafblindness may lose access to both, which can severely restrict communication and independence. The effects of deafblindness can vary widely depending on factors such as the severity of sensory loss, the age at which it occurred, support systems, and access to assistive technology. Common difficulties include communicating with others, learning new information, maintaining social relationships, and performing everyday tasks safely. In summary, deafblindness is a complex condition involving dual sensory impairment that affects every aspect of life. Tailored support, assistive technology, and communication strategies are essential to improving independence and quality of life for those affected. [Next: Causes of Deafblindness →]

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Young man with visual impairment smiling while standing near the ocean, holding a white cane

Causes of Deafblindness

Deafblindness, Health Conditions /

Causes of Deafblindness Causes of deafblindness can vary significantly depending on whether the condition is congenital or acquired later in life. While some people are born with the dual sensory loss, others develop deafblindness due to ageing, illness, or trauma. Understanding these causes is crucial for early intervention and effective support planning. Congenital Causes When deafblindness is present from birth or early childhood, it is referred to as congenital deafblindness. The most common causes include: Genetic conditions such as CHARGE syndrome, Usher syndrome, or Down’s syndrome Prenatal infections, including rubella (German measles), cytomegalovirus (CMV), and toxoplasmosis Premature birth, which increases the risk of sensory impairments due to underdeveloped organs or neonatal complications Birth trauma or oxygen deprivation, which can damage the brain or sensory pathways Children with congenital deafblindness often face developmental delays, especially in language, movement, and social skills, because they cannot access the environment through conventional sensory channels. Acquired Causes When deafblindness occurs later in life, it is termed acquired deafblindness. The primary causes include: Ageing, which is the most common cause, especially as people live longer. Many older adults experience both vision and hearing loss simultaneously Progressive conditions such as Usher syndrome (which causes hearing loss followed by vision loss) and retinitis pigmentosa Infections or diseases, including meningitis, stroke, brain injury, or diabetes (which can lead to both retinopathy and hearing impairment) Accidents or trauma, such as head injuries that damage both the auditory and visual systems Cancer and treatments like chemotherapy and radiation can also impair both senses, either directly or through side effects Combination of Factors | Causes of Deafblindness Some individuals may be born with one sensory loss and acquire the second later. For instance, someone who is deaf from birth may lose their sight in adulthood, compounding the disability and requiring significant lifestyle adjustments. Social and Environmental Contributors In low-income or rural settings, limited access to medical care can delay the diagnosis and treatment of conditions that might otherwise be preventable or manageable, increasing the risk of dual sensory loss. In conclusion, causes of deafblindness are wide-ranging and depend on both genetic and environmental factors. Whether congenital or acquired, understanding the underlying cause plays a vital role in tailoring care, therapy, and communication strategies. [Next: Symptoms of Deafblindness →]

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Blind man with a cane sitting on a bench wearing sunglasses in a city setting

Symptoms of Deafblindness

Deafblindness, Health Conditions /

Symptoms of Deafblindness Symptoms of deafblindness depend on the severity and progression of both hearing and vision loss. While some people with deafblindness experience total blindness and deafness, others retain some usable sight or hearing. Because the condition affects two major senses, the symptoms create a range of functional challenges that impact communication, mobility, and independence. Communication Difficulties One of the earliest and most noticeable symptoms is difficulty communicating: Individuals may struggle to follow conversations, especially in noisy environments or if visual cues like lip reading are limited Spoken language may become less effective as hearing declines Reading standard print or interpreting visual gestures can become increasingly difficult as vision worsens These combined impairments severely restrict the ability to use conventional communication methods, requiring alternative approaches such as tactile sign language, braille, or assistive technology. Orientation and Mobility Issues People with deafblindness often have difficulty navigating their environment: Poor depth perception or blurred vision combined with hearing impairment can lead to frequent falls, bumps, or injuries Difficulty detecting oncoming traffic, environmental hazards, or spoken warnings increases risk during travel Many experience disorientation in unfamiliar settings and may avoid public spaces altogether Mobility aids such as canes, guide dogs, and orientation and mobility (O&M) training are essential for increasing safety and confidence. Cognitive and Developmental Symptoms For children with congenital deafblindness: Developmental delays are common, particularly in speech, motor coordination, and social interaction Without early intervention, cognitive development may be significantly impaired due to limited environmental input Social and Emotional Challenges Feelings of isolation, depression, and anxiety are frequent, particularly if support systems are weak Reduced access to group activities, social gatherings, and everyday interactions can diminish self-esteem and increase emotional withdrawal Progressive Symptoms | Symptoms of Deafblindness In some cases, symptoms worsen over time, especially in progressive conditions like Usher syndrome. This requires ongoing adjustments to communication methods and support plans. Symptoms in the Elderly Older adults may not report their sensory difficulties, mistaking them as normal ageing. Symptoms may include: Repeatedly asking people to repeat themselves Difficulty recognising faces or navigating familiar spaces Withdrawing from conversations or social events In summary, symptoms of deafblindness manifest across multiple domains, affecting communication, independence, and emotional wellbeing. Early recognition allows for timely intervention and improved quality of life. [Next: Diagnosis of Deafblindness →]

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Optometrist performing vision test on male patient during eye examination

Diagnosis of Deafblindness

Deafblindness, Health Conditions /

Diagnosis of Deafblindness Diagnosis of deafblindness involves identifying both hearing and vision impairments and understanding how they interact to affect daily functioning. Since deafblindness can be congenital or acquired, and may vary in severity, the diagnostic process needs to be thorough and individualised. Early diagnosis is especially important in children, where it can significantly impact developmental outcomes. Early Screening and Observation For infants and young children, early signs may include: Failure to respond to sound or light stimuli Delayed speech and language development Lack of visual tracking or inability to make eye contact Minimal reaction to social cues or environmental changes In these cases, paediatricians often recommend early screening tests and referrals to audiologists and ophthalmologists for further evaluation. Hearing Tests Assessment of auditory function includes: Otoacoustic emissions (OAE) and auditory brainstem response (ABR) tests in infants Pure tone audiometry in older children and adults Evaluation of speech recognition and understanding in noisy environments These tests help determine the degree of hearing loss and whether assistive devices such as hearing aids or cochlear implants may be beneficial. Vision Tests Visual assessments often include: Visual acuity tests, using symbols or pictures for non-verbal individuals Retinal imaging, particularly for diagnosing progressive conditions like retinitis pigmentosa Evaluation of field of vision, contrast sensitivity, and light sensitivity In cases of suspected congenital deafblindness, genetic testing may be performed to diagnose conditions such as Usher syndrome or CHARGE syndrome. Functional Assessment | Diagnosis of Deafblindness A functional diagnosis evaluates how the combined sensory loss affects the individual’s ability to: Communicate Navigate their environment Learn new information Participate in daily routines This is often done by a multidisciplinary team, including speech therapists, occupational therapists, and special educators. Acquired Deafblindness Diagnosis In adults and the elderly, diagnosis may be delayed as sensory decline is gradual: Older adults may not report vision or hearing issues until they significantly affect quality of life Professionals should screen for dual sensory impairment when patients show signs of social withdrawal, mobility difficulties, or cognitive confusion Importance of Timely Diagnosis Early diagnosis enables the development of customised support plans, including: Early intervention in children Access to communication aids Rehabilitation services Emotional and psychological support In summary, diagnosis of deafblindness requires a combination of sensory testing and functional assessment. Identifying dual sensory loss early can lead to better educational, social, and personal outcomes. [Next: Treatment of Deafblindness →]

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Hand reading Braille on a yellow board

Treatment of Deafblindness

Deafblindness, Health Conditions /

Treatment of Deafblindness Treatment of deafblindness is not about curing the condition—since most causes are irreversible—but rather about enabling individuals to lead as independent and fulfilling lives as possible. Management of deafblindness involves a multidisciplinary approach, combining assistive technology, communication support, mobility training, and emotional care. Assistive Technology Technology plays a vital role in treatment: Hearing aids and cochlear implants can improve residual hearing Low-vision aids, such as magnifiers, screen readers, and text-to-speech software, enhance visual accessibility Braille displays, tactile keyboards, and voice recognition software help with reading and communication Alerting systems (using vibrations or flashing lights) assist in detecting doorbells, alarms, and phone calls Devices must be tailored to the individual’s level of sensory loss and comfort. Communication Training Effective communication is essential for reducing isolation and improving quality of life: Tactile signing systems such as hands-on British Sign Language or Tadoma (feeling the speaker’s face and throat) Deafblind manual alphabet and Braille Communication books or boards with raised symbols Use of intervenors or communication support workers to mediate interaction with others Training in these methods is often facilitated by specialists in sensory impairment or special education. Orientation and Mobility Training | Treatment of Deafblindness People with deafblindness benefit from: White canes or guide dogs for safe navigation Mobility instructors who teach spatial awareness and environmental orientation Customised routes with tactile or audio cues for independent travel Learning these skills can significantly improve confidence and reduce dependence on others. Education and Employment Support Access to tailored educational services includes: Special schools or integrated classrooms with support staff Individual Education Plans (IEPs) for children Vocational training and workplace adaptations for adults, such as modified equipment or flexible communication policies Counselling and Mental Health Support Psychological support is essential: Counselling for individuals and their families Support groups to connect with others living with deafblindness Techniques to manage depression, anxiety, and grief related to sensory loss In summary, treatment of deafblindness involves a holistic support system that addresses communication, mobility, education, and emotional wellbeing. With proper tools and guidance, individuals with deafblindness can live full, independent lives. [Next: Complications and Recovery from Deafblindness →]

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Blind man being guided by a friend in a modern indoor setting

Complications and Recovery from Deafblindness

Deafblindness, Health Conditions /

Complications and Recovery from Deafblindness Complications and recovery from deafblindness vary depending on the underlying cause, age of onset, and the level of support available. Since deafblindness is a permanent and progressive condition in many cases, the concept of recovery focuses on adaptation, coping strategies, and maintaining independence rather than reversing the impairment. Communication Barriers One of the biggest complications is restricted communication: Limited access to spoken and written language can delay development in children Adults may face misunderstandings in social or work settings, leading to frustration and withdrawal Miscommunication can also result in safety risks, such as missing alarms or failing to receive medical instructions Overcoming this barrier requires early and consistent use of alternative communication strategies and trained support workers. Social Isolation Individuals with deafblindness are at high risk of loneliness, depression, and anxiety Limited ability to participate in social activities can diminish quality of life Stigma or lack of awareness among the public may further isolate individuals Social inclusion programmes and peer support networks are vital to maintaining emotional health. Loss of Independence Mobility challenges and difficulty performing daily tasks often result in over-reliance on carers Adults may struggle with employment, transportation, and personal care Children with deafblindness may need extensive support to reach educational milestones Teaching life skills and using adaptive tools can help restore autonomy. Educational and Developmental Delays Children with congenital deafblindness often experience delays in learning, speech, and motor development Without early intervention, these gaps can widen, impacting long-term cognitive outcomes Integrated support from therapists, teachers, and families can help maximise potential. Access to Healthcare Communication issues can lead to missed medical appointments, misinterpretation of symptoms, or reduced access to information about health This can worsen existing conditions or delay diagnosis and treatment of unrelated health problems Healthcare systems must adapt with interpreters, visual aids, and tailored support plans. Recovery as Adaptation | Complications and Recovery from Deafblindness “Recovery” in deafblindness is better viewed as personal adaptation and growth Individuals often develop enhanced tactile memory, spatial awareness, and alternative communication methods With the right tools and emotional support, many lead fulfilling, independent lives In conclusion, complications and recovery from deafblindness revolve around addressing social, emotional, and functional limitations. While the condition is lifelong, timely intervention, accessibility, and community inclusion can significantly improve life outcomes. [Next: Back to Overview →]

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Close-up of a person parting their dark hair to reveal visible dandruff on the scalp

Dandruff

Dandruff, Health Conditions /

Dandruff – Overview Dandruff is a common scalp condition that causes the skin to flake off, often accompanied by itching, irritation, and dryness. These white or yellow flakes can be seen on the scalp. Additionally, in the hair, and often on the shoulders or collar of clothing. While dandruff is not contagious or medically serious, it can be embarrassing, persistent, and uncomfortable, especially when flare-ups become frequent. The condition typically results from an imbalance in the scalp’s skin cell renewal cycle. Normally, skin cells on the scalp are continuously replaced. However, in individuals with dandruff, this process becomes accelerated. Furthermore, this leads to a build-up of dead skin cells that clump together as visible flakes. It often appears in puberty and can continue into adulthood, affecting people of all ages, genders, and ethnicities. A number of factors can influence the development and severity of dandruff. Including skin type, environmental conditions, stress levels, and personal hygiene. Dry weather, cold temperatures, and certain hair products may worsen the condition. While regular shampooing and scalp care often help to manage it. Dandruff Though not medically dangerous, dandruff can negatively affect self-esteem and confidence. It’s frequently confused with other scalp conditions such as psoriasis, eczema, or seborrhoeic dermatitis, so accurate diagnosis is important for effective treatment. Fortunately, many over-the-counter and prescription treatments are available, including medicated shampoos, scalp exfoliants, and natural remedies. In summary, dandruff is a non-contagious but often persistent scalp condition marked by visible flakes and irritation. With the right treatment and routine scalp care, most people can effectively manage or eliminate symptoms. [Next: Causes of Dandruff →]

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Close-up of dandruff flakes on scalp under a magnifying glass

Causes of Dandruff

Dandruff, Health Conditions /

Causes of Dandruff Causes of dandruff are multi-faceted, involving both external triggers and internal imbalances within the skin of the scalp. While the condition appears simple on the surface, the underlying processes that lead to dandruff can be complex. Understanding the root causes is key to effective prevention and treatment. Overgrowth of Yeast One of the most common causes is the overgrowth of a yeast-like fungus called Malassezia, which lives on the scalp of most adults: In some people, the immune system reacts abnormally to Malassezia, triggering inflammation and flaking The fungus thrives in oily environments, which explains why dandruff is often worse in people with oily scalps Seborrhoeic Dermatitis | Causes of Dandruff This is a chronic form of eczema that affects the scalp and other oily areas such as the eyebrows, sides of the nose, and behind the ears: Leads to redness, itching, and greasy yellow scales Frequently mistaken for severe dandruff due to overlapping symptoms Dry Skin Conversely, dry scalp can also cause dandruff: Common during winter months or in individuals who wash hair with hot water Flakes from dry skin tend to be smaller and less oily than those caused by seborrhoeic dermatitis Sensitivity to Hair Products (Contact Dermatitis) Some people develop allergic reactions or irritation to certain shampoos, conditioners, or styling products: Ingredients such as fragrances, alcohol, or preservatives may trigger a reaction This can lead to inflammation and scaling that resembles dandruff Infrequent Washing Allowing oil and dead skin to build up on the scalp can worsen dandruff symptoms: Not shampooing regularly allows excess sebum and dead skin to accumulate, providing a feeding ground for yeast Hormonal and Immune System Factors Hormonal changes during puberty, menstruation, or stress can alter sebum production and immune responses People with weakened immune systems, such as those with HIV/AIDS or neurological disorders like Parkinson’s, may have more severe dandruff Genetic Predisposition | Causes of Dandruff Some individuals are more prone to dandruff due to inherited traits, especially if they have a family history of seborrhoeic dermatitis or other skin conditions. In conclusion, causes of dandruff range from fungal overgrowth to skin dryness, irritation from products, and underlying dermatological conditions. Identifying and addressing the specific cause in each person allows for targeted treatment and long-term relief. [Next: Symptoms of Dandruff →]

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