A new study finds that three quarters of American adults and half of adolescents are too heavy. That's making more of us sick and creating enormous health care costs.

All things considered, it’s at least as likely to make health outcomes worse as it is to make most people healthier.

Robert F. Kennedy Jr. can help to rebuild the systems that promote unhealthy lifestyles in America. He deserves our support.

Someone dies of heart disease about every 34 seconds in the US, according to a new report, confirming the often preventable condition as the nation's leading cause of death.