投掷类项目属于田赛项目,其中包括了铁饼、铅球、标枪、链球,虽然技术上有所差异,但能量供应上基本相同,都属于对肌肉力量和爆发力要求较高的运动项目。所以,如何保证肌肉的生长,促进肌肉力量的增加不仅 Throwing items belong to the field events, including discus, shot put, javelin, hammer, although technically different, but the energy supply is basically the same, all belong to the muscle strength and explosive demanding sports. So, how to ensure muscle growth, promote muscle strength increase not only