English-Hanzi/What is sodium to my body?

Sodium is a mineral that is essential for the life. It is regulated in the body by the kidneys, and it helps to control the body’s fluid balance. It also helps to send nerve impulses and affects muscle function. 钠 是 对 生命 至关重要 的 矿物质。它 在 体内 被 肾脏 调节，帮助 控制 体液 平衡。它 还 帮助 发送 神经 脉冲 控制 肌肉 功能。