There aren’t many physical challenges that measure up to running a marathon. In Los Angeles, volunteers have helped thousands of low-income middle and high school students train for and complete the L.A. marathon each March, changing some lives along the way. Holly St. Lifer reports.

The majority of high school students take physical education for only one year between 9th and 12th grades. To help put your school through its physical education check-up, use this National Association for Sport and Physical Education checklist.

The National Women's Law Center has worked hard to preserve Title IX and ensure that women and girls get their fair share of athletic opportunities -- from making sure colleges and universities distribute athletic scholarships fairly and provide female athletes with equal access to athletic resources, to urging policymakers to require institutions to disclose information on athletic equity. The Center says the fight is more important than ever, since long-standing Title IX policies are under attack.

Common sense and a growing body of research suggests that creating opportunities for girls to play sports can play a key role in reducing teen pregnancy. This National Campaign to Prevent Teen Pregnancy fact sheet summarizes the evidence.

How can adults turn kids' summer boredom into opportunities to explore and create?

Teen centers could be among our most important institutions, helping reweave the social fabric, if we commit our resources to them, argues Richard Louv.

The Teens on Track program in Camden, New Jersey incorporates the love of sports with the importance of reproductive health. The Urban Institute's guide, Involving Males in Preventing Teen Pregnancy, identifies programs across the country that successfully educate young men on the prevention of adolescent pregnancy.