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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 immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.