Hearing loss is more common than many people think and affects millions of individuals worldwide. Whether it's due to getting older, being around loud noises, or having certain genes, knowing the main reasons can help us take care & of our hearing.The Top 10 common causes of hearing loss, offering insights into why they occur and how they can affect our ability to hear.

Age-related Hearing Loss (Presbycusis)

As we age, it's natural for our hearing to decline gradually. This condition, known as presbycusis, typically begins around the age of 60 and affects both ears equally. It's often characterized by difficulty hearing high-pitched sounds and understanding speech, making conversations in noisy environments challenging.

Noise-induced Hearing Loss

Exposure to loud noises is one of the most significant contributors to hearing loss, especially among younger individuals. Whether it's from prolonged exposure to noisy workplaces, recreational activities like concerts or sporting events, or using personal listening devices at high volumes, loud sounds can damage the delicate hair cells in the inner ear, leading to permanent hearing impairment.

Genetic Factors

Genetics can play a significant role in determining an individual's susceptibility to hearing loss. Inherited conditions such as otosclerosis, Usher syndrome, and genetic mutations affecting the structure and function of the auditory system can lead to varying degrees of hearing impairment from birth or later in life.

Medical Conditions and Illnesses

Certain medical conditions and illnesses can affect hearing health as a secondary effect. Chronic ear infections, ototoxic medications (drugs that damage the inner ear), autoimmune disorders, meningitis, and Ménière's disease are among the conditions known to impact hearing function.

Traumatic Injuries

Traumatic injuries to the head or ear can result in hearing loss. This may include direct impact injuries, skull fractures, or damage to the structures of the ear caused by accidents, falls, or physical assaults. Prompt medical attention is essential in such cases to prevent further damage and facilitate recovery.

Earwax Buildup

While earwax serves a protective function in the ear canal, excessive buildup can lead to blockages that affect hearing. Individuals who produce an excessive amount of earwax or use cotton swabs or other objects to clean their ears risk pushing wax deeper into the canal, potentially impacting the eardrum and causing temporary hearing loss or discomfort.

Smoking and Health Habits

Lifestyle factors such as smoking and poor dietary choices can impact hearing health. Smoking has been linked to increased risks of developing hearing loss due to its effects on blood circulation and the vascular system, which can impact the delicate structures of the inner ear. Similarly, a diet lacking essential nutrients like vitamins and minerals may compromise overall auditory function.

Chemical Exposure

Occupational exposure to certain chemicals and toxins can pose risks to hearing health. Industries involving heavy machinery, manufacturing, construction, and agriculture often expose workers to hazardous substances such as solvents, heavy metals, and pesticides, which can damage the auditory system over time.

Heredity

In addition to genetic conditions, certain hearing loss traits can be passed down through families. While not all cases of hereditary hearing loss are due to specific genetic mutations, having a family history of hearing impairment can increase one's risk of developing similar issues.

Illnesses during Pregnancy

Certain infections and illnesses contracted during pregnancy can have repercussions for fetal development, including the auditory system. Conditions such as rubella (German measles), cytomegalovirus (CMV), and toxoplasmosis have been linked to congenital hearing loss when contracted by pregnant women.


How to Prevent Hearing Loss

Preventing hearing loss is really important for keeping your ears healthy and feeling good overall. Here are some easy things you can do to help stop hearing loss from happening:

Keep Your Ears Safe from Loud Noises

Loud noises can mess up your hearing, so it's smart to wear earplugs or earmuffs when you're around loud stuff like concerts or power tools. Try to stay away from loud places as much as you can, and take breaks in quieter spots if you have to be around noise for a long time.

Turn Down the Volume

When you're listening to music or watching TV, try not to turn the volume up too high. Keep it at a level that's comfortable for your ears, and take breaks every so often to give them a rest.

Listen Safely

Don't blast music through headphones or earbuds for hours on end. Instead, use noise-canceling headphones or keep the volume lower. Stick to the 60/60 rule: no more than 60% volume for no more than 60 minutes at a time.

Take Care of Your Ears

Avoid sticking things like cotton swabs into your ears, as this can push wax in and hurt your eardrum. Let your ears clean themselves naturally, or use special drops to soften earwax. If you're worried about your ears, see a doctor.

Quit Smoking

Smoking can damage your hearing, so if you smoke, try to quit. It's not easy, but quitting smoking can help keep your ears healthy. There are lots of programs and treatments available to help you quit for good.

Watch Out for Medication Side Effects

Some medicines can harm your hearing, so talk to your doctor about any drugs you're taking. If you notice any changes in your hearing while on medication, let your doctor know right away.

Protect Your Ears in Water

Water in your ears can lead to infections and hearing problems. Use earplugs or a swim cap when swimming or showering to keep water out.

Get Your Hearing Checked

Visit an audiologist regularly, especially if you're at risk for hearing loss because of your job or age. Getting checked early can help catch any problems before they get worse.

Stay Healthy and Eat Right

Eating well and staying active can help keep your ears healthy too. Try to eat a balanced diet with lots of fruits, veggies, and lean proteins. Exercise regularly to keep your body in good shape.

Blog author

Dr. Alex Louis Henry, MD

Chairman & Director