Fitness & Exercise
How Many Steps a Day Do You Really Need?
10,000 steps is a 1960s marketing number, not a research finding. Large meta-analyses point to a smaller daily target, with the biggest health payoff coming from your first few thousand steps.
Does Strength Training Help You Live Longer?
A 2022 meta-analysis found that muscle-strengthening activity is associated with a 10–17% lower risk of dying from all causes, heart disease, and cancer. The weekly dose that captures most of that benefit is small, around 30 to 60 minutes, and it works on top of cardio rather than instead of it.
How Much Exercise Do You Actually Need? What the Data Says
Most health advice stops at '150 minutes a week.' The more useful answer is what that number does for your health, where the gains plateau, and what happens if you can't hit it. The data has real answers.
Does Exercise Help You Lose Weight? What the Evidence Actually Shows
Exercise is a genuinely weak tool for losing weight on its own, but a powerful one for keeping it off and for overall health. Here's what the research actually shows.
Strength Training for Weight Loss After 50: Where to Start
After 50, strength training protects your muscle while you lose fat, more so than cardio or crash diets. Here's exactly how to start and what to do each week.