Because a crappy hotel gym shouldn't kill your gains.
Spread the love“`html The leg extension machine is a staple in many gyms and fitness centers, known for its ability to target the quadriceps like no other exercise. If you’ve ever wondered how to ...
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?
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