There was this program which was initiated by AOL Customer Support, which was intended to raise fund for a Foundation of hearing AIDS as this is as serious as any disease. At that, there were some stories told and the experience being shared. I read a story of a 37-year-old man, how a bite from a bug caused him to have a buzzing sound that is faster than a heartbeat on daily basis. I can even fathom how disturbing that would be and must be giving him anxiety.
And such thing is also available in hp so, I suggest you use hp products, I am so confident about hp because I am using hp products and I had never face any serious type of problem with it. For more info visit HP Customer Support