WHY: Next up is a knee-dominant movement, which primarily works your quad muscles (located on the front of your thighs). Most people think of squats for this movement pattern, a legit choice, but ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? I have been working out my entire life—I ran multiple marathons, regularly ...

I challenged myself to do 100 muscle ups every day for 30 days—and the results were INSANE! In this video, I’m documenting my full journey from the first day of this intense workout challenge all the ...