10 Superhuman Things You Didn't Know Your Body Could Do

Your body literally is a wonderland. Use your superhuman abilities to be a hero by donating to Canadian Blood Services — just five donors can save a patient undergoing heart surgery.

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People have often reported that, during a traumatic event, time moves in slow-motion. This is because your brain, under duress, bypasses all normal functions of decision making, allowing you to react swiftly. Your brain going faster makes everything else seem slower.

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Babies are born with two reflexes: the bradycardic reflex (the natural urge to hold their breath) and the swimming reflex, which prompts the baby to move their arms and legs in a synchronized motion. These natural abilities leave you after about six months of age.

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It’s been called "hysterical strength," and it occurs when something frightens you, causing a surge of adrenaline that brings oxygen and glucose to the muscles.

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Coughing while being administered a shot can momentarily increase blood pressure (while providing a distraction) that reduces pain perception.

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In a study, scientists found that seconds before they showed volunteers frightening or salacious images, their heart rates preemptively increased.

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When barometric pressure drops due to inclement weather, it causes the tissue in your joints to expand. If you've got weak joints or arthritis, you'll be extra sensitive to this sensation.

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Babies start their attachment to their mothers by becoming familiar with the scent of their amniotic fluid in the womb. Outside of the womb, the baby maintains attachment to the mother by having her smell engraved in the baby's brain.

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This is called echolocation and is not only for the blind or the visually impaired (though they have an easier time with it). With training, you can produce a clicking noise with your mouth that detects how far away something is.

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Studies have proven that people in freezing conditions can increase their body temperature by meditation and doing something called "forceful breath," which combines breathing techniques with envisioning flames in certain parts of the body.

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There are two areas of your body that grow rapidly: your hair, and your nails. Your fingertips contain similar cells as these areas, called nail stem cells, that possess the ability to regenerate quickly. You might not be able to grow your fingerprint back, but you can regrow the tips!

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And you can save a life by donating blood! Up to five donors can save someone with cancer, leukemia, or someone undergoing heart surgery.