Your body uses it to absorb minerals like calcium and phosphorus. That makes your teeth and bones strong. Vitamin D also supports your muscles, nerves, and immune system.
Cholesterol is a waxy substance. It’s not inherently “bad.” In fact, your body needs it to build cells. But too much cholesterol can pose a problem.
In addition to being in good health, donors must be 16 years of age or older, weigh at least 110 lbs., and feel well the day of their donation. Sixteen-year
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