Calories, Not Protein or Carbs, Are Key to Weight Loss: Study

SUNDAY, June 26 (HealthDay News) -- Curbing calories is the key ingredient for diabetics seeking to lose weight, and low-fat diets that are either high in protein or high in carbs are equally effective, researchers say.

HIV Drugs May Be Tied to Early Aging

SUNDAY, June 26 (HealthDay News) -- An older class of antiretroviral drugs used to treat HIV can cause premature aging, a new study suggests.

Class of Drugs Linked to Higher Heart Risk in Older Diabetics

SATURDAY, June 25 (HealthDay News) -- New research shows that older people with type 2 diabetes who take drugs known as sulfonylureas to lower their blood sugar levels may face a higher risk for heart problems than their counterparts who take metformin.