Fitness programs can be built around just about anything. CrossFit is based on the philosophy that constantly varied movements performed with moderate intensity improve physical competence. Yoga is ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. So where should you ...

Valley Health geriatrician advises seniors on how to maintain quality of life. She says the secret is walking.

Named the top fitness trend for 2018, HIIT involves going hard for, say, 30 seconds, then easy, hard, then easy, and so on—as ...

A new study shows that 20 minutes of cardio can trigger memory-linked brain waves in the hippocampus, offering the first direct evidence of this effect in humans.

If your weekly schedule looks like a jigsaw puzzle, squeezing in both cardio and strength training can be tough. Instead of making cardio feel like yet another looming item on your to-do list, let's ...

What was once thought a bad combination -- arthritis and exercise -- is now considered a beneficial partnership. Research has shown that a program of moderate exercise can offset the pain and ...

The battle between exercise and hunger just got a new scientific perspective. Recent findings from a collaborative research effort between Iranian and Australian scientists have uncovered compelling ...