Teens and Muscle-Building Supplements
Although muscle-building supplements are not recommended in teenagers younger than 18, teens may have easy access to them, a new study found.
How Fit Are Young Teens?
As teen obesity rates climb, the role of schools in shaping students' exercise habits has come under intense scrutiny. And there may be a good reason why.
How Screen Time Might Affect Teenage Bones
Some teens act like they can't live without their phones, tablets or computers. But parents may be wise to set screen-time limits.
Teens Lost Most Weight With Combination Training
Exercise is an important tool in fighting obesity in young people. But which type of exercise is the most effective?
More Exercise May Improve Boys' School Performance
Young boys who bike or walk to school or play sports benefit in many ways. Not only are they more fit, but they may even do better in school, new research suggests.
Bedroom TVs Predicted Youth Weight Gain
By the time they reach adolescence, many children have a television in their bedroom. These bedroom TVs might reveal something about their weight.