Many commercial biological age tests collect genetic information through saliva samples or oral swabs. For accurate measurements, however, blood samples are typically necessary according to a new ...

Body weight and body mass index alone are not enough to predict whether someone will develop a metabolic disease. A new atlas of cells in fat tissue could help to explain why some overweight people ...

People's bodies can be old or young for their chronological age, depending, in part, on the amount and types of stressors ...

As many as 40% of Americans are obese, putting them at an increased risk for high blood pressure, diabetes, stroke, heart disease and certain cancers, according to the CDC. New research from the ...

A new study suggests that diets high in fast food, processed red meat, and soda but low in fruits and vegetables may be linked to faster biological aging.

Although obese individuals are at greater risk of diabetes, high blood pressure or high cholesterol, not all obese people ...