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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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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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On average, the stomach produces 2 L of hydrochloric acid per day.
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There are approximately 3 million unintended pregnancies in the United States each year.
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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.