The squat is the gold standard leg exercise either done with weights, no weights, tubing, and/or weighted balls. The benefits are many—from sports skills improvements to maximize caloric expenditure.

Hamstring exercises include the deadlift, hamstring curl, Bulgarian split squat. To avoid injury, warm up your hamstrings before working out with mobility exercises like toe touches. Recovery is key ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THE HAMSTRINGS, ONE of the major muscle groups in the legs, are invaluable for the types of movements ...

The leg muscles are invaluable for the types of movements performed by high-level athletes and everyday exercisers alike. Your hamstrings are essential for walking, running, and jumping—in other words ...

Squat test after 60: hit 25 to 40 reps with perfect form, plus a NASM trainer’s tips to build elite leg power safely.

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. For strong, powerful ...