The Very Best Facts About The Body

Bodies are the very best, and these are the very best facts about them.

Art by Erin McGonagle

Art by Erin McGonagle


A human head remains conscious for 15 seconds after decapitation.

Every 7 years, all of the cells in your body are replaced, making you an entirely new person.

An embryo develops an anus before it develops a mouth.

Humans glow in the dark (a very little bit).

Your heart can continue to beat when removed from your body.

Humans lose 94 bones in the process of becoming an adult.

Your stomach relines itself every three days so you don't digest your own stomach lining.

Nerve impulses sent from the brain move at 274 km/h.

We have around .2mg of gold circulating in our blood.

Stomach acid can dissolve metal.

Children grow faster during the spring.

What is That?

Your internal organs do actually shift when you feel your stomach jump into your throat on a roller coaster. 

Back dimples are just where the pelvis meets the sacrum.

Atmospheric pressure often drops right before bad weather sets in. This shift may be what causes body tissue to expand, which can lead to swelling and pain.

Kissing normalizes the acidity in your mouth/oral cavities.

Hiccups are the sound effect of sudden breaths unexpectedly hitting the epiglottis (back of your throat) due to spasms in the diaphragm.

Levels of cortisol (the stress hormone) decrease when humans are submerged in water.

Your ability to taste decreases alongside the dryness of your tongue.

When you blush, your stomach turns red.

Art by Erin McGonagle

Art by Erin McGonagle


Women blink twice as much as men.

Men hiccup twice as much as women. 

Women commonly dream of frogs, worms & potted plants during their first trimester of pregnancy (likely because of hormone fluctuations).

Everyone has a unique tongue print (as well as finger print).

People with blue eyes are more sensitive to pain than others.

Blondes have more individuals hairs than people with any other hair color.

A female egg is the only cell in the body that's visible to the naked eye.

Onion tears, sad tears & happy tears all have different compositions.

Newborn babies can breathe & swallow at the same time. They lose this capacity at around 7 months old.

Art by Erin McGonagle

Art by Erin McGonagle

Art by Erin McGonagle

Art by Erin McGonagle

But More or Less The Same

Humans share 50% of their DNA with bananas.

Our brains' neurons resemble the structure of the universe.

50% of your hand's strength is in your pinky finger.

Hearing becomes less sharp after overeating.

We lose 80% of our body heat through our heads.

The cornea of the eye is the only part of the body without blood supply (it gets its oxygen directly).

The egg that turned into you was formed inside your mother when she was an embryo.

A full, adult bladder is about the size of a softball.

The strongest muscle in the body is the tongue.

The surface area of the lungs is approximately equivalent to that of a tennis court.

Teeth are the only body part that does not heal itself.

The strongest bone in the body is the jaw.

Identical twins smell the same.

Every atom in your body is billions of years old. We are stardust, literally.


All images by Erin McGonagle.

All facts triple checked, so we're pretty sure they are indeed facts.