No, if anything, sports build character to teenagers. Teaches them about teamwork. Teaches them on how to deal with adverse situations, like losing or making a bad decision.
Less than 20%
football
The media can negatively influence teenagers by presenting high-risk behavior as enticing, while neglecting to present the consequences that come with engaging in the high-risk behaviors. Teenagers are still developing cognitively, and often have trouble realizing what consequences may result in the decisions that they make.
Hockey
extreme walking
85% of teenagers play sports.
It can have negative legal consequences. However, consuming alcohol in moderation has never been proven to have negative health consequences for teenagers.
positive: nothing negative: they're evil
they think of sex
It influence the lifestyle of many people most especially to teenagers.
It depends on the teenagers: if they eat too much sweets and hardly ever do sports or eat a balanced diet. Most teenagers are healthy, BUT there is a quite high number of unhealthy teenagers. Otherwise, there are more healthy teenagers!
Teenagers can be healthy or unhealthy, just like adults and kids. It just depends on the influence of parents.