If you've ever wondered when strength and fitness begin to decline, this 47-year study tells you what you need to know.

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

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

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.