A study found that 1 in 5 teens has hearing loss. Expert think this may be a result of listening to loud music. What do you think?

h genetic inheritance has nothing to do in this aspect, cause if there's something role of gene then all 5 of them would have have suffered some disability!

here's my opinion : A stunning number of teens have lost a little bit of their hearing - nearly one in five - and the problem has increased substantially in recent years, a new national study has found.

Some experts are urging teenagers to turn down the volume on their digital music players, suggesting loud music through earbuds may be to blame - although hard evidence is lacking. They warn that slight hearing loss can cause problems in school and set the stage for hearing aids in later life.

because she needs money

the direction of the magnetic field produced by an electric current will change when the direction of the electric current changes. for example : if a current is flowing in a straight length of wire, the magnetic field is described by a concentric circle (using right-hand rule).