As an exercise physiologist and fitness editor, I’ve spent years watching clients apologize for "failing" a set at six reps when the program called for ten. We have been conditioned to believe in ...

When it comes to building muscle, one of the most common questions in fitness is simple: how many reps should you actually do? According to recent expert analysis, there isn’t just one “perfect” ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? I’m obsessed with running, which means that strength training tends to fall ...