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There are more nerve cells in one human brain than there are stars in the Milky Way.

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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

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Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

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