Actor, Writer, Mom and host of The Biggest Loser, Alison Sweeney shares her biggest secret to staying fit and it's not what you think. While many of us focus on nutrition and exercise, Alison says there's a third factor we often forget about: sleep. So how does one of the busiest moms in Hollywood get more sleep? She shares her secret on how to make yourself a priority...but will she spill secrets to this season's Biggest Loser?.