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. While plenty of ...

Core strength goes deeper than aesthetics — it’s essential for preventing back pain and injury and improving sports performance. This beginner ab workout will get you started. Nearly every movement ...

The right combination of diet and exercise is one of the keys to a long and healthy life. While many people find adapting to a healthier diet challenging, that challenge often pales in comparison to ...

When it comes to strength training, glute-focused exercises are surely one of the most popular across the board. Be it a squat, a lunge, or a deadlift, we've all at least heard of these popular gym ...