finance.yahoo.com
Is There 1 Exercise You Should Do Every Day? Jillian Michaels Weighs In
Some trainers may try and tell you to do an ab series every day or to hold plank or to squat, but is there really one exercise you should be doing every day for strength training and weight loss? According to Jillian Michaels, who spoke to me at the Tone It Up Tour in San Francisco, there isn't!