In 2025, a 47-year Swedish study redefined the timeline of physical aging. Conducted by researchers at Karolinska Institutet, the findings suggest that measurable decline in fitness and strength ...

Objectives We systemically reviewed the literature to assess how long-term testosterone suppressing gender-affirming hormone therapy influenced lean body mass (LBM), muscular area, muscular strength ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? With countless ways to mix it up, this type of training is an efficient way to ...

My name is Cori Ritchey, and I am an exercise physiology nerd turned fitness journalist, and the fitness editor at Women’s Health. When I’m not writing, editing, and researching fitness, I’m teaching ...

Stiff, achy hips got you down? We’ve been there. Whether you’ve just come back from a running break, are tackling new distances, or have upped your intensity, runners of all levels experience tight ...

Running, an aerobic form of physical activity, accounts for just one type of exercise that experts recommend all people have on their weekly schedule. The other three? Strength training, flexibility ...

Mild traumatic brain injury (mTBI) remains a significant health concern for the US Military Health System and a threat to warfighter readiness. Although most service members (SMs) recover following an ...