When you lift a weight, how many times should you lift it? Supposedly, there’s a correct “rep range” to use to build strength, and a different rep range to build muscle size, or endurance, or to “tone ...

New insights from fitness experts reveal that the number of reps you do may be less rigid—and more strategic—than you think.

Why fewer can work: Studies show that just one to three intense sets with heavy weights can yield meaningful strength gains, especially for consistent lifters. Avoid junk volume: Too many easy sets ...

For strength, you don’t need to be quite as close to failure. “In fact, staying a bit further from failure often allows you ...