Persistent Ringing in the Ears and What You Should Know About Tinnitus Hearing a ringing, buzzing, humming or high-pitched sound when there is no obvious external source can be a confusing experience. For some individuals, the sound appears occasionally and disappears within a short period. For others, it becomes a persistent problem that affects concentration, sleep and everyday comfort.
This condition is known as tinnitus. It is not a disease by itself but a...