Hearing Loss in Children: Signs, Causes, and Getting Help

Hearing Loss in Children: A Growing Concern Across the UK

Hearing loss in children is more common than many parents realise. According to the National Deaf Children's Society (NDCS), there are more than 50,000 deaf children in the UK, with approximately 1 to 2 babies in every 1,000 born with permanent hearing loss in one or both ears. When temporary conditions such as glue ear are included, the numbers rise significantly — glue ear alone affects around 80% of children at some point before their tenth birthday.

Early identification is critical. Research consistently demonstrates that children whose hearing loss is detected and managed before six months of age develop language skills significantly closer to their hearing peers than those identified later. The UK's NHS Newborn Hearing Screening Programme (NHSP) has been instrumental in achieving earlier detection, but gaps remain — particularly for hearing loss that develops after birth or progresses gradually during childhood.

Understanding the signs, causes, and support pathways available can make a profound difference to a child's development. Whether you are a parent noticing something that concerns you or a professional seeking to understand referral routes, this guide covers everything you need to know about childhood hearing loss in the UK.

The NHS Newborn Hearing Screening Programme

The UK was one of the first countries in the world to introduce universal newborn hearing screening. The NHS Newborn Hearing Screening Programme, rolled out nationally by 2006, aims to screen every baby within the first few weeks of life — ideally before they leave hospital or within 4 to 5 weeks of birth.

How Newborn Screening Works

The initial screening test uses Otoacoustic Emissions (OAE) — a small earpiece plays gentle clicking sounds into the baby's ear, and a microphone measures the response from the cochlea. The test is painless, takes only a few minutes, and can be carried out while the baby sleeps. Most babies receive a clear result at this stage.

If the OAE test does not produce a clear response, a second test is offered using Auditory Brainstem Response (ABR) testing. This more detailed assessment places small sensors on the baby's head and measures electrical activity in the auditory nerve and brainstem in response to sound. ABR testing can identify the type and severity of hearing loss with greater precision.

According to Public Health England (now UKHSA) data, the NHSP screens over 97% of eligible babies each year. Of those screened, approximately 1 in 1,000 are identified with permanent bilateral hearing loss, and around 1 in 750 with hearing loss in at least one ear. If you would like to learn more about what newborn hearing screening involves, see our detailed guide to newborn hearing screening.

Limitations of Newborn Screening

While the NHSP is highly effective, it is not infallible. Some forms of hearing loss are late-onset or progressive, meaning they develop months or years after birth. Conditions such as congenital cytomegalovirus (CMV) infection, enlarged vestibular aqueduct syndrome, or certain genetic mutations can cause hearing loss that passes the newborn screen but manifests later. This is why ongoing vigilance from parents, health visitors, and GPs remains essential throughout childhood.

Recognising the Signs of Hearing Loss

The signs of hearing loss vary considerably depending on the child's age and the severity of the loss. Many parents describe a nagging feeling that something is not quite right before seeking professional advice. Trusting that instinct is important.

Signs in Babies (0–12 Months)

• Not startling or reacting to sudden loud sounds
• Not turning towards the source of a sound by 4 months of age
• Not babbling or making vocal sounds by 6 to 9 months
• Not responding to their name being called
• Appearing unusually settled or quiet compared to other babies

Signs in Toddlers (1–3 Years)

• Delayed speech development or limited vocabulary for their age
• Difficulty following simple instructions unless face-to-face
• Frequently saying "what?" or asking for things to be repeated
• Wanting the television volume higher than others in the household
• Speaking unusually loudly or quietly
• Pulling or rubbing at their ears frequently (which may indicate otitis media or glue ear)

Signs in School-Age Children

• Struggling to hear the teacher, particularly in noisy classrooms
• Falling behind academically, especially in reading and phonics
• Behavioural changes — frustration, withdrawal, or apparent inattention
• Difficulty following group conversations or instructions
• Complaints of earache, ringing in the ears, or a feeling of fullness
• Watching others before responding, as if copying their actions

If you recognise any of these signs, arranging a standard hearing test is a sensible first step. Early action can prevent months or years of unnecessary struggle.

What Causes Hearing Loss in Children?

Childhood hearing loss has a wide range of causes, broadly divided into congenital (present at birth) and acquired (developing after birth) categories. Understanding the cause helps guide treatment and gives families a clearer picture of what to expect.

Genetic Causes

Approximately 50% of congenital hearing loss is genetic in origin, according to NHS data. The most common genetic cause is mutations in the GJB2 gene (connexin 26), which accounts for roughly 20–30% of all genetic hearing loss cases. Genetic hearing loss can be inherited in autosomal recessive, autosomal dominant, or X-linked patterns. It may also occur as part of a syndrome — Pendred syndrome, Usher syndrome, and Waardenburg syndrome are among the most frequently identified.

Congenital Cytomegalovirus (CMV)

Congenital CMV is the leading non-genetic cause of sensorineural hearing loss in children. The virus affects roughly 1 in every 200 babies born in the UK, though most will not show symptoms. However, among those who are symptomatic, up to 30–40% develop hearing loss, which may be progressive. CMV-related hearing loss can be present at birth or emerge months later — one reason it sometimes slips past the newborn screen.

Infections and Illness

Meningitis remains one of the most significant acquired causes of severe to profound hearing loss in children. Bacterial meningitis can damage the cochlea and auditory nerve rapidly. Other infections that may affect hearing include measles, mumps, and severe cases of otitis media.

Glue Ear (Otitis Media with Effusion)

Glue ear is the most common cause of temporary hearing loss in children, particularly between the ages of 2 and 5. It occurs when thick fluid builds up in the middle ear, dampening sound transmission. While most cases resolve on their own within three months, persistent or recurrent glue ear can affect speech and language development and may require intervention.

Ototoxic Medications

Certain medications — including some aminoglycoside antibiotics, platinum-based chemotherapy drugs, and high-dose loop diuretics — carry a risk of damage to the inner ear. Children receiving these treatments, particularly in neonatal intensive care, should have their hearing monitored regularly.

The Diagnosis Pathway

If hearing loss is suspected in a child who passed the newborn screen — or who was not screened — the diagnostic pathway typically follows a structured route through the NHS.

Health Visitor and GP Assessment

For babies and pre-school children, the health visitor is often the first professional to identify concerns, either during routine developmental checks or following a parent's report. GPs can also assess concerns and make referrals. In either case, the child will be referred to paediatric audiology services for formal assessment.

Paediatric Audiology Assessment

The audiology team will select tests appropriate to the child's age and developmental stage. These may include:

• Visual Reinforcement Audiometry (VRA) — used for children aged roughly 6 months to 2.5 years, where the child is conditioned to look towards a visual reward when they hear a sound
• Play Audiometry — used for children aged approximately 2.5 to 5 years, where the child performs a play activity (such as placing a peg in a board) each time they hear a sound
• Pure Tone Audiometry — the standard headphone-based test used for older children who can reliably indicate when they hear tones, similar to a standard hearing test
• Tympanometry — a quick test that measures the movement of the eardrum, used to detect middle ear fluid or other conditions
• ABR testing — used when behavioural tests are not reliable, often for very young or developmentally delayed children

NICE guidelines recommend that children referred with suspected hearing loss should be seen by audiology within 4 weeks. If a permanent hearing loss is confirmed, hearing aids should be fitted within 4 weeks of diagnosis.

Types of Hearing Loss in Children

Understanding the type of hearing loss helps parents and professionals plan the most effective support.

Sensorineural Hearing Loss

This occurs when the inner ear (cochlea) or auditory nerve is damaged. It is usually permanent and is the most common type of permanent childhood hearing loss. Causes include genetic factors, congenital CMV, meningitis, and prematurity. Sensorineural loss ranges from mild to profound and may affect one ear (unilateral) or both (bilateral).

Conductive Hearing Loss

Conductive hearing loss results from problems in the outer or middle ear that prevent sound from being transmitted efficiently to the inner ear. Glue ear is the most common cause in children. Other causes include ear infections, perforated eardrums, and abnormalities of the ear canal or ossicles. Conductive losses are often temporary and treatable.

Mixed Hearing Loss

Some children have a combination of sensorineural and conductive hearing loss. For example, a child with permanent sensorineural loss may also develop glue ear, temporarily worsening their hearing further. Managing the conductive component can make a meaningful difference even when the sensorineural loss remains.

Treatment and Technology

The UK offers a comprehensive range of interventions for children with hearing loss, most provided free through the NHS.

Hearing Aids

The NHS provides digital hearing aids free of charge to all children who need them, including batteries and ongoing maintenance. Paediatric hearing aids are typically behind-the-ear (BTE) models fitted with soft ear moulds that are regularly replaced as the child grows. Modern NHS paediatric hearing aids are sophisticated digital devices with multiple programmes and wireless connectivity. For children, the NHS generally provides two hearing aids for bilateral loss without the wait that adults sometimes experience.

Cochlear Implants

For children with severe to profound sensorineural hearing loss who do not benefit sufficiently from hearing aids, cochlear implants may be recommended. NICE guidelines support cochlear implantation for children as young as 12 months, and bilateral implantation is now standard practice for eligible children. The UK has several specialist paediatric cochlear implant centres, and outcomes are generally better the earlier the implant is provided.

Bone Conduction Devices

Children with conductive or mixed hearing loss, or those who cannot wear conventional hearing aids (for example, due to ear canal abnormalities), may benefit from bone conduction hearing devices. These transmit sound vibrations through the skull bone directly to the inner ear. For young children, these are typically worn on a softband headband before a surgical option is considered.

Grommets for Glue Ear

When glue ear persists for more than three months and causes significant hearing difficulty, grommets (ventilation tubes) may be inserted under general anaesthetic. These tiny tubes allow air to circulate in the middle ear and fluid to drain. The procedure is one of the most common childhood operations in the UK, and most grommets fall out naturally within 6 to 12 months as the eardrum heals.

Support Services and Education

A diagnosis of hearing loss opens the door to a wide network of professional support designed to help children thrive.

Teachers of the Deaf

Every local authority in England employs qualified Teachers of the Deaf (ToDs) who provide specialist support from diagnosis through to school leaving age. For very young children, ToDs visit the family at home, offering guidance on communication, language development, and managing hearing technology. Once a child enters school, ToDs advise classroom teachers on strategies such as favourable seating, use of radio aids, and curriculum modifications.

Speech and Language Therapy

Children with hearing loss are at increased risk of delayed speech and language development. NHS speech and language therapists work alongside audiology and education services to monitor progress and provide targeted intervention. Early referral is important — the first three years of life are a critical window for language acquisition.

The National Deaf Children's Society (NDCS)

The NDCS is the leading UK charity for deaf children and young people. It provides a free helpline, technology information, family events, advocacy support, and resources covering every aspect of growing up with hearing loss. The NDCS also campaigns for better services and publishes research on outcomes for deaf children.

Educational Support

Under the Equality Act 2010 and the Children and Families Act 2014, schools have a duty to make reasonable adjustments for children with hearing loss. This may include an Education, Health and Care Plan (EHCP) for children who need significant support. Specialist resources include radio aid systems (which transmit the teacher's voice directly to the child's hearing aids), acoustic treatments for classrooms, and access to specialist schools or resource bases where appropriate.

The Impact on Development

Unidentified or unsupported hearing loss can have far-reaching effects on a child's development, but with early intervention, most deaf children can achieve outcomes comparable to their hearing peers.

Speech and Language

Hearing is fundamental to learning spoken language. Children with unmanaged hearing loss may have smaller vocabularies, simpler sentence structures, and difficulty with speech sounds. NDCS research shows that deaf children are, on average, more than a full academic year behind their hearing peers in reading by age 11 — but this gap narrows significantly when hearing loss is identified early and well-supported.

Social and Emotional Development

Communication difficulties can lead to social isolation, frustration, and behavioural challenges. Children who struggle to follow conversations may withdraw from group activities or be misidentified as having attention or behavioural difficulties. Building awareness among peers and teachers is essential.

Educational Outcomes

NDCS analysis of Department for Education data consistently shows that deaf children achieve lower GCSE results on average than hearing children. However, the variation is enormous — many deaf young people achieve excellent academic outcomes, particularly when they have had consistent access to language, technology, and specialist support from an early age.

What Parents Can Do

If you suspect your child may have hearing loss — or if your child has been diagnosed — there are practical steps you can take to support them.

• Act quickly. If you have concerns, speak to your health visitor or GP without delay. You can also arrange a NHS hearing test or book privately. Early identification makes the single biggest difference to outcomes.
• Face your child when speaking. Ensure they can see your face, lip patterns, and expressions. Reduce background noise where possible.
• Read together daily. Shared reading supports language development regardless of hearing level and builds vocabulary and comprehension.
• Learn about your options. Explore communication approaches — spoken language, British Sign Language (BSL), or a combination. There is no single right answer; the best approach depends on your child and family.
• Connect with other families. Organisations like the NDCS run family weekends, local groups, and online communities where parents share experience and advice.
• Stay involved with professionals. Attend audiology appointments, work with your Teacher of the Deaf, and communicate regularly with your child's school about their needs.
• Use assistive technology. Radio aids, captioned media, and vibrating alarm clocks are among the tools that can make daily life easier.

If you are concerned about your child's hearing or would like to find audiologists near you, use our search tool to compare local options and availability. Providers such as Specsavers Audiology offer paediatric hearing assessments and can be a good starting point alongside NHS services. Taking that first step — however small it feels — is the most important thing you can do for your child's future.