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Did you know?
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
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The human body produces and destroys 15 million blood cells every second.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.