Obesity is a problem that many people struggle with, and it can cause a variety of serious health problems.

The following Web sites are reliable sources of information on obesity, related health problems, nutrition and active living.

The Obesity Society (TOS)

American Academy of Family Physicians (AAFP)

American College of Sports Medicine (ACSM)

American Diabetes Association (ADA)

American Dietetic Association (ADA)

American Gastroenterological Association (AGA)

American Heart Association (AOA)

American Obesity Association (AOA)

American Society for Bariatric Surgery (ASBS)