A growing number of parents are turning to a straightforward routine called the 9:5:2 formula to bring balance into their children’s daily lives. The idea is simple—9 hours of sleep, 5 hours of ...

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. Your workout routine ...

The holidays can be a tough time for those trying to stick with a healthy lifestyle. Our schedules are packed, we tend to get less sleep and have more stress, and we’re surrounded by tempting foods.

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Doing HIIT workouts can improve your cardiovascular and ...