If you watch the news, you hear all the time about the Dow Jones Industrial Average and other aÂ­verages like the S&P 500 or The Russel 2000. These are market averages designed to tell you how companies traded on the stock market are doing in general. The Dow Jones Industrial Average is simply the average value of 30 large, industrial stocks. Big companies like General Motors, Goodyear, IBM and Exxon are the kinds of companies that make up this index. See Dow Jones & Company for details on how the average is calculated.
some psaps also bear a resemblance to bluetooth devices or earphones used with mp3 players depending on the make and model but that s where the similarities end unlike psaps hearing aids are fda approved medical devices which are prescribed and fit by licensed hearing healthcare professionals
The Consumer Report study found two-thirds of the 48 hearing aids tested by audiologists in the laboratory were not tuned properly for the hearing needs of the hearing aid wearer. Consumer Reports recommends choosing a good hearing healthcare professional in order to have a successful experience with hearing aids.