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Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

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The human body produces and destroys 15 million blood cells every second.

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Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

An EpiPen is used in cases of anaphylactic shock. An EpiPen is used in cases of anaphylactic shock.
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Video: Cellular defenses (natural killer cells, phagocyte types & process of phagocytosis)

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