Source: 5 Muscle Myths You Should Stop Believing
It may be April Fools' day, but it's time to stop fooling yourself; many often-believed "facts" about strength-training are actually false. Here are five common myths about muscles, and why they aren't true.
- Heavy weights make you bulk up: It's a common belief: lifting heavy weights will have you looking more bodybuilder than long and lean. But in reality, your muscles won't get Ms. Olympia-sized from lifting a 20-pound kettlebell; the size of your muscles is related to your genes and strength-training routine, not the size of your weights. Using heavier weights actually saves you time - studies show that you will get the same results when lifting heavier weights for fewer reps as you do with lifting lighter weights for longer. But no matter what size weight you use, make sure you choose one that is challenging your body the right way. The American Council on Exercise recommends that you choose a weight that fatigues your muscles