Numerous cellular changes underlie the decline of muscle mass and strength in the elderly.

Researchers untangle the multifarious nature of muscle aging. So far, the only reliable treatment is exercise.

Analyses of blood from thousands of people show distinct protein profiles are linked to complex diseases of aging.

Despite the treatment being given for only six weeks, the positive effects lasted for a year.

The researchers say that their results are evidence we haven’t yet reached a limit to human lifespan.

A proposed definition of the disease emphasizes signs of neurodegeneration and the presence of β-amyloid and tau, rather than cognitive symptoms.

Findings from a randomized, controlled trial finds that reducing food intake decreases metabolism and reduces oxidative damage to tissues and cells.

The findings suggest that faster synthesis, rather than decreased clearance, causes the protein to build up in neurons.

Two studies examining the effects of parents’ ages on their offsprings’ telomere lengths come to opposite conclusions.