How this man dropped 230 pounds — and inspired his friends to lose 4,000 combined

Facebook fitness group helps members lose collective 4,000 pounds

Meet WellStart Health, the startup that wants to reverse chronic disease

Runner Who Lost 230 Lbs. Starts Private Facebook Group and Helps 52 Men Drop Over 4,000 Lbs. Total

Former 400-plus pound Louisiana running celebrity offers advice at Rock ’n' Roll Marathon

Cover: Josh LaJaunie

4 Things You Can Do to Keep From Getting Sick

Chackbay runner’s weight-loss commitment inspires others

Firefighter shifts lifestyle, loses 100 lbs.

Food to fuel your next run

Facts and Myths with Bojana Jankovic

WellStart Health Joins American College of Lifestyle Medicine Corporate Roundtable

Healthcare Innovation Labs Interview

10 little ways you're sabotaging your weight-loss efforts

Dr. Saray Stancic, MD, told INSIDER that weight loss is not just about the number on the scale.

"It's all about acquiring a new skill set," she said.

"Learning and reinforcing optimal behaviors leads to adopting new health building habits.