睡眠帮助我们的身体修复、生长以及保持健康。

Sleep helps our body heal, grow, and stay healthy.

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所有这些都有人体的内分泌系统来控制，内分泌系统调节我们身体的各种过程，从细胞和组织的生长和修复到生殖功能以及情绪调节。

All of this is controlled by the endocrine system, the system in charge a lot of our body's processes, from cell and tissue growth and repair to reproductive function and mood regulation.

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从糖尿病到帕金森症等许多慢性和退变性疾病，今后都有可能通过植入干细胞而治愈，这些细胞将促进受损组织的生长和修复。

Many chronic and degenerative diseases, from diabetes to Parkinson's, might then be treated by implanting stem cells, which would grow and repair damaged tissues.

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