As the issue of youth fitness - from obesity to proper exercise regimens - takes on more resonance in schools and communities across the country, CrossFit Kids and other preschool fitness programs are raising questions about when and how children should start playing organized sports or hitting the gym.

One of sports journalism's great ironies is that covering an Olympics can be wildly unhealthy. NBC shows athletes in peak health performing on the ice and snow, but not the haggard reporters subsisting for three weeks on stadium starches, cheap beer, deadlines, and little sleep.

Women's combat sports have been on a good run in the United States. Claressa Shields won a gold medal in women's boxing at the London Olympics in 2012, when it became a medal sport. American women won medals in taekwondo and judo as well.

Mary Pilon Quotes