(Reuters) – Watchdog group Public Citizen on Tuesday urged U.S. regulators not to approve Arena Pharmaceuticals Inc’s experimental diet pill lorcaserin, citing concerns it could increase patients’ risk of heart valve damage. The U.S. Food and Drug Administration is expected to rule on whether to approve the drug by Wednesday…

TUESDAY, June 26 (HealthDay News) — Losing weight, as any dieter knows, is often the easy part. Keeping it off can be the bigger challenge.

NEW YORK (Reuters Health) – Helping heavy people lose weight is typically an expensive endeavor, but new research suggests starting them on a basic weight-loss program – and only adding more intensive help if they need it – could be cheaper and still effective. So-called stepped-care is used all the time in medicine, said Robert Klesges, a preventive medicine researcher from the University of Tennessee Health Science Center in Memphis, who has studied the approach…

TUESDAY, June 26 (HealthDay News) –Older women with low levels of vitamin D, also known as the “sunshine vitamin,” may be more likely to gain weight, a new study indicates.

TUESDAY, June 26 (HealthDay News) — Dieters have long been told that to lose weight, you simply need to cut calories. But new research suggests that some combinations of foods may burn more calories than others.