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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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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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If you could remove all of your skin, it would weigh up to 5 pounds.