The Geneva-based agency recommends that young people take listening breaks, use apps to limit the volume on their smartphone and consider using personal audio players for no more than one hour a day.
Fj-dr, San Antonio Express-News: World
Fri, 02/27/2015 - 7:35am
The Geneva-based agency recommends that young people take listening breaks, use apps to limit the volume on their smartphone and consider using personal audio players for no more than one hour a day.