Building strong, muscular quads is best done with a combination of compound exercises—squats, lunges, leg presses—and isolation work, such as leg extensions. Tack on some powerful plyometric moves, ...

The longest bones in your body are your femurs, which are located within your upper legs. Connected to your femurs are your quadriceps, which are behind practically every movement that you do. This is ...

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to join the 30-day challenge and receive daily inspiration sent to your inbox. Knee pain can be debilitating. The knees play a crucial ...

Squats and lunges might build strength, but they’re not always friendly to everyone’s knees. Whether your joints feel the wear of age or years of running, those classic lower-body moves can quickly ...

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. Ready for leg day?

When it comes to strengthening your body, major muscle groups—hamstrings, quads, chest, and core—might come to mind first. But if you’re not regularly incorporating moves into your exercise routine ...

Actor Bhagyahsree is a fitness enthusiast and continues to stay in great shape at the age of 55. From time to time, she shares glimpses of her workout routine and diet with her followers on Instagram, ...

The insides of your knees may seem like an unusual place to experience pain, but knee pain is extremely common, with issues frequently caused by injuries, arthritis, and overuse. Once something ...