Corbis I'm thinking about making a New Year's Resolution to lose weight? Is it worth doing or just a waste of time? -- Martha via Facebook ... Read More »

Is it true that better sleep can help me lose weight? – Jo via Twitter It turns out that the saying "you snooze, you lose" may be ... Read More »

Getty Does it really matter how I breathe when I lift weights? -- Shannon via Twitter Breathing is such a ridiculously easy thing to do, even ... Read More »

Getty Is it possible to get in shape when you are really far gone? -- Sarah, New Jersey I really appreciate getting this question because it ... Read More »

Alamy Will better posture make me look skinnier? – Christina, Queens, N.Y. There's an old saying that goes "If you can't lose weight, at ... Read More »

Getty Does nighttime eating lead to weight gain? -- Penelope, New Jersey The British Medical Journal recently put this persistent diet myth to ... Read More »

Getty Can you really get in shape by doing stuff around the house instead of exercising? Ana – Queens, N.Y. Most of the guidelines for ... Read More »

vibramfivefingers.com Is it safe to wear minimalist shoes to run a marathon? Bianca -- Newton, Mass. You may recall that a while back I wrote a ... Read More »

youtube.com My husband and I haven't spoken in nearly two days. He slammed my head against the floor twice and tossed me into the couch. I ... Read More »

Getty I've never been able to do a real, honest-to-goodness push-up. I'm turning 40 soon. Should I just give up? Joyce - Brooklyn I'm glad ... Read More »