Squats train all the major muscles in your legs, including quads and hamstrings. Walking lunges challenge your leg muscles and improve your stability and coordination. The leg press machine targets ...

You’ve probably heard it a million times: “Nothing beats squats for leg day!” But what if I told you there might actually be a better option for toning those legs? As a certified personal trainer, ...

Besides clocking a few miles here and there on the treadmill, the gym may not be the first place that comes to mind when you think about reaching your PR. But it does, in fact, offer some unique ...

If you want to pack size, strength, and muscle onto your hamstrings, glutes, and quads, then start integrating these ...

By the time you reach the age of 60, you will have lost 25% of your muscle mass (a common part of aging). But that doesn’t mean you have to resign yourself to being “weak.” Fortunately, you can ...

A certified trainer shares 5 chair exercises that firm inner thigh looseness after 55 better than squats—seated, joint-friendly moves.

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?

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. Squats train all the major ...