Breaking a sweat at the gym gets rid of more than last night’s second serving of cheesecake. If you’ve ever had the pleasure of having your workout sabotaged by painful muscle cramps, you know firsthand what a pain in the tush dehydration can be, but are sugar-packed electrolyte beverages really necessary? According to a study from the American College of Sports Medicine, eating chicken noodle soup before exercise is actually more effective at improving fluid balance than commercial electrolyte beverages and plain water.

Rebecca goes home on The Biggest Loser

I had heard from everyone how amazing the ING NYC Marathon was going to be, but no words could prepare me for the indescribable experience that I was about to embark upon.

At one point Coke was America’s sweetheart, but as the years flew by and our waistlines grew, Coke’s reputation began to circle the drain. As one of the largest obesity-promoting soft drink producers, Coke decided to make a six-figure attempt to get back into our hearts and bellies. And what better place to start than with an organization of family physicians?

Ever notice how once you fall off the healthy eating wagon, it’s not that easy to get back on? Or how that one day of the week where you let yourself indulge in a few not so nutritious items always turns into two? Faltering willpower may not be to blame. According to a recent study, cycles of eating and then depriving ourselves of “forbidden” foods actually trigger an addiction.

I couldn't help but be in a better mood after talking to the delightful and charming Ali Vincent today. Busy touring the country promoting her new book Believe It, Be It, Ali took a few minutes to chat with me about what she made her lucky charm during her season and why her story is about more than just weight loss.

Daniel goes home on The Biggest Loser.

Tonight, Shay goes home on The Biggest Loser.

Season 5 winner Ali Vincent has not only managed to maintain her healthy weight, she's been helping others do the same since her big win last year. Now, Ali has captured her remarkable weight-loss journey in her new memoir Believe It, Be It.

This week, we're debunking the top 10 fitness myths, serving up healthy sweet potato chips and fighting off the flu with exercise.