Today we talk with Lisa Lynn about her 7 Day Arm Challenge, we talk to Dr. Gabe Mirkin about sugar and calcium, and we talk with Stephanie Toups about the chemicals in Mac N' Cheese.Lisa Lynn is best known for her 13 years as Martha Stewart's personal trainer, her website includes her products, her nutrition plans, and her blog which shows her 7 Day Arm Challenge, broken down into videos.Dr. Gabe Mirkin is a world renowned sports medicine doctor, fitness guru and long-time radio host. He talks to us about big sugar companies, and the truth about calcium.Stephanie Toups tells us about chemicals hiding in your Mac N' Cheese, it is disturbing and shocking.