Natalie Raitano, fitness expert and master trainer for Jillian Michaels' Body Shred and Barry's Bootcamp, shares her healthy living tips in this exclusive interview from the Summer Shape Up event. Learn her trick for falling asleep fast and feeling (and looking) great in the morning—including the food you should avoid before bedtime! Plus, find out the No. 1 exercise mistake she sees in her classes and the best way to stay motivated. Then be sure to check out her waist-shrinking abs exercises.