Anybody can develop high frequency hearing loss, but it becomes more common with age. Exposure to loud sounds or high frequency sounds are common causes of ear damage in younger people.

In an experiment or survey, relative frequency of an event is the number of times the event occurs divided by the total number of trials. For example, if you observed \(100\) passing cars and ...

Jiangsu Key Laboratory of Advanced Food Manufacturing Equipment and Technology, Jiangnan University, Wuxi 214122, China ...