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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
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Everyone has one nostril that is larger than the other.
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People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.
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The familiar sounds of your heart are made by the heart's valves as they open and close.