The debate about how hard to push during exercise has persisted for decades, with fitness approaches swinging between high-intensity interval training and gentler, steady-state activities. However, ...

Researchers at University of California San Diego and Wake Forest University have found that both low and moderate-high intensity exercise could be valuable tools in the fight against Alzheimer's. The ...

A recent study looks at how moderate-intensity exercise could lower appetite and thus aid weight loss. Image credit: Michal Fludra/NurPhoto/Getty Images. Moderate-intensity exercise appears to have ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You've done hot girl walks, but have you tried hot girl power walks? That's right—your grandma's walking ...

Runners, cyclists and gym-goers with wearable fitness trackers are no doubt familiar with the five "heart rate" zones.

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 ...

Please provide your email address to receive an email when new articles are posted on . Men and women had lower deacylated ghrelin levels in high-intensity vs. moderate-intensity or no exercise ...

The CDC recommends that adults engage in “at least 150 minutes of moderate-intensity physical activity a week, such as 30 minutes a day, 5 days a week.” As a personal trainer, I certainly back this ...

It's incredibly important for midlife women to do cardio.

Dr. Shields is a physical therapist with a background in English Literature and a passion for healthcare and education. She hopes to combine her clinical expertise with her love of writing, establish ...

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. January 12, 2026 Add ...