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 ...

Side Steps target multiple muscle groups in the legs and hips. A very time efficient exercise, it can be performed at home and is ideal for both strengthening and metabolism boosting. The Side Step is ...

If exercising is new to you or you're beginning to get back into the groove, you should ease into a fitness routine. Doing so will allow you to focus on your form, help you prevent injury, and keep ...