Research confirms that physical fitness peaks at 35, but there's encouraging news about what you can do to slow the ...

"Being physically active can help you perform the same as someone up to five years younger than you," says one expert.

A decades-long Swedish study finds that physical decline starts around age 35, but exercise at any age still meaningfully preserves fitness. A Swedish research project spanning 47 years from ...

Muscle loss during chronic disease is a life-threatening condition for which there is no effective treatment. The identification of an underlying molecular mechanism might offer new therapeutic ...