We have some great news for your abs: The ultimate piece of belly-fat-busting equipment is a $30 stability ball. When researchers at California State University, Sacramento, hooked up electrodes to the midsections of 18 people, they found that ball moves recruited twice the number of muscle fibers as traditional crunches or yoga/Pilates-inspired workouts. Scientists credit the ball's instability with doubling the toning power of these moves.
Win a VIP trip for two to Dijon, France! You and a guest will indulge in a private, VIP tour and tasting experience at the original Maille boutique in Dijon with our Mustard Sommelier, plus a weekend of amazing food, culture, and entertainment.