Fitness decline starts at 35, not old age, according to a groundbreaking 47-year study. Swedish researchers tracked people ...

A Swedish study finds fitness declines after age 35, but late-life exercise can still boost physical capacity by 5-10%.

A long-running Swedish study has followed adults for nearly five decades, uncovering when physical decline truly begins.

The results show that both fitness and strength start to decrease as early as age 35, regardless of how much people trained ...

A long-running Swedish study has followed adults for nearly five decades, uncovering when physical decline truly begins. Fitness and strength start slipping around age 35, then worsen gradually with ...