The American College of Sports Medicine is the largest sports medicine and exercise science organization in the world. More than 35,000 international, national, and regional members and certified professionals are dedicated to advancing and integrating scientific research to provide educational and practical applications of exercise science and sports medicine.

These are just three articles of hundreds that the ACSM has published;

SELF-ESTEEM AND SUPPORT KEY TO REALISTIC WEIGHT-LOSS

WEIGHT CONTROL REGISTRY REVEALS SECRETS TO LASTING WEIGHT LOSS

ACSM POSITION STAND ON PHYSICAL ACTIVITY AND WEIGHT-LOSS