Results of a study in mice have cast doubt on the well-respected theory that calorie restriction promotes longevity.

People living at higher altitudes have a lower chance of dying from ischemic heart disease, as low oxygen may spur genes to create blood vessels.

Antioxidant substance in apples extends the average lifespan by 10%, in lab animal models.

Elevated levels of a hormone produced in the kidneys, erythropoietin, are linked to increased mortality.

Among men, Australian researchers find that lower levels of vitamin D are linked to higher risks of earlier death.

In just 15 years, Quality-Adjusted Life Years (QALYs) lost to U.S. adults due to morbidity and mortality from obesity have more than doubled, as the prevalence of obesity has increased 89.9%.

Eating cheese may prevent immunosenescence by acting as a carrier for probiotic bacteria.

People who sleep for less than 6 hours each night are at significantly higher risk of premature death compared to those who get the recommended 6-8 hours.