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?

Crepey knees usually catch your eye in the mirror, but the solution starts deeper than the skin. The area above and around ...

Add Yahoo as a preferred source to see more of our stories on Google. Strengthen and tone your thighs with these at home quad workouts and exercises. Quad exercises, when done correctly, are one of ...

Wall sits strengthen your quadriceps, knee caps, and quadricep tendons. Doing hamstring curls boosts knee strength and lowers stress and injury risk. Clam shells target your gluteus medius and minimus ...

Dr. Shields is a physical therapist with a background in English Literature and a passion for healthcare and education. She hopes to combine her clinical expertise with her love of writing, establish ...