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Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

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Your heart beats over 36 million times a year.

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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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