HGH stimulates healthy growth, cell repair and the regeneration which is necessary for muscle development.

人体生长激素能促进身体健康成长，细胞修复和再生，这对肌肉的发育是非常有必要的。

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The milk also provides protein, needed by children for muscle development and growth, not found in the other drinks.

牛奶还可以提供蛋白质，这是孩子们在肌肉发育和成长过程中不可或缺的，而其他饮料里都没有这一成分。

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Growth hormone, produced in the pituitary, plays an important role in bone and muscle development, particularly in women.

生长激素，垂体产生，在骨骼和肌肉生长中起重要作用，尤其是妇女。

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High levels of testosterone make possible the development of greater muscle mass in men.

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The control group showed a decrease in soleus muscle mass and strength, the development of insulin resistance, and a loss of bone mineral density and resistance to breakage.

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Oddly, the lethal protein acts somewhat late in development, in skin and muscle cells, and the embryo dies a grisly death unless it carries the antidote.

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