Donating blood at least once a year can reduce your risk of a heart attack by 88%.

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Blue whales are so large that a human could swim through its veins .

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Doing things that scare you will make you happier.

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Orgasms can lower a woman's risk of heart disease, stroke, breast cancer, and depression.

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Nowadays the average high school kid today has the same level of anxiety as the average psychiatric patient in the early 1950's.

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Wombat poop:
Wombats are the only animals in the world that produce cube-shaped poop, which stops it from rolling away and helps them mark their territory.

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The Pacific Ocean is the largest ocean in the world.
It covers more than 30% of the Earth's surface, which is more than all the Earth's land area combined.

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