Five days a week, 76-year-old Betty Allgood race-walks around the Homestead Hills community as part of her training for the Senior Olympics. She competed in the games last summer and thought she had won, but was disqualified when an official spotted her violating proper form.

The North Carolina A&T men's basketball team loves to heat it up on the court, but can they handle hot yoga? Coach Jerry Eaves got his team into the class -- where yoga is performed in temperatures above 100 degrees -- after seeing the results firsthand.

Modern technology continues to help in the battle to lose weight. Metabolic testing allows people to know for sure how many calories they're burning and how many they're allowed to take in.