Famefit

A little muscle tone is a good thing, and based on new research it looks like lighter weights can help you achieve that goal. A new study, conducted at Canada’s McMaster University, found that it’s not the size of the weights that matter but rather fatiguing the muscle. To work your muscle to the magic exhaustion point to stimulate your muscle growth, you can either lift heavier weights for fewer reps or lighter weights for more reps; as long as you reach “muscle fatigue” you will be building muscle fibers. [...]