1 Shingles in caused by the same virus that causes chickenpox-varicella-zoster virus. 2  Shingles is a painful infection of the nerve supplying an area of skin and is accompanied by a localised skin rash. 3  Older people and those with a weakened immune system are at greater risk for developing shingles.
Hearing loss, also known as hard of hearing, anacusis or hearing impairment, is a partial or total inability to hear. It may occur in one or both ears. In children hearing problems can affect the ability to learn language and in adults it can cause work related difficulties.
The amount of hearing loss someone has is ranked as mild, moderate, severe, or profound. 1  Normal hearing. 2  You can hear quiet sounds down to 20 dBHL. 3  Mild hearing loss. 4  Hearing loss in your better ear between 25 - 39 dBHL. 5  You have difficulty following speech in noisy situations. You can hear quiet sounds down to 20 dBHL. 2  Mild hearing loss. 3  Hearing loss in your better ear between 25 - 39 dBHL. 4  You have difficulty following speech in noisy situations. 5  Moderate hearing loss. 6  Hearing loss in your better ear between 40 - 69 dBHL. 7  You have difficulty following speech without a hearing aid.