FILE - In this April 13, 2010 file photo, women exercise on machines in a gym in central London. January, the start of New Year's resolution month, sees a healthy uptick in sign-ups at gyms and specialized studios offering such things as Pilates, kickboxing and yoga. But money-saving expert Andrea Woroch in Bakersfield, California, said recent statistics show 67 percent of people who join don't use their memberships at all. (AP Photo/Sang Tan, File)