Hearing impairment, deafness, or hearing loss refers to the inability to hear sounds completely or partially.


Symptoms might range from mild to moderate to severe to profound. Patients with slight hearing loss may have difficulty comprehending speech, especially if there is a lot of background noise, but those with significant deafness may require a hearing aid.


Some people are profoundly deaf and must rely on lip-reading to communicate. People who are severely deaf are unable to hear anything and must rely only on lip-reading or sign language to communicate.

Some Diseases or Circumstances That Can Cause Deafness to Include:

  1. Arthritis
  2. Cytomegalovirus
  3. Meningitis
  4. Syphilis
  5. Diabetes, studies have revealed that diabetics are more prone to suffer from hearing loss.
  6. Hypothyroidism
  7. Teenagers who have been exposed to secondhand smoking
  8. Chickenpox
  9. Mumps
  10. Sickle cell anemia
  11. Lyme disease
  12. Streptomycin, tuberculosis (TB) therapy that is considered to be a key player