Every minute you shed over 30,000 dead skin cells off your body

The average human erection has roughly 130ml of blood in it, while the average rabbit has about 126ml in its entire body. So, there is more blood in a boner than in a bunny.

Human eggs are small but big enough to be visible to the human eye

we have a fifth valve in our hearts that seals up right after we’re born. Apparently, anything similar to that afterward is a huge surgical procedure. The human body is amazing.

When you have a bowel movement, your heart rhythm shifts temporarily due to a vagus response. The reason Elvis died on the toilet was because his heart was beating 200+ bpm and the quick rhythm change caused a myocardial infarction. People with low heart rates have been known to pass out on the toilet because their bodies can’t handle the shift.

Your eyes have a separate immune system from the rest of your body and on a lot of occasions if your body’s immune system finds your eyes, they will assume they are a foreign body and blind you.

Swallowing has a cooldown

One of the things that make humans unique from other animals is the fact that there is no actual bone in human boners. All other apes have them, although they are reduced in size and most other mammals do too

30% of body waste is excreted via skin

Humans have, on average, just as many hairs on their body as chimpanzees, human hair is just a lot shorter and finer.

Babys can break their collarbone during delivery. It happens quite often but heals quickly. My teacher told me that (if it happened to you ofc) you may feel a slightly higher spot on your collarbone, called the callus where the fracture grew back together.

Apparently, about 20% of people have a bony ridge on the roof of their mouth. Most people’s palettes are smooth with a very slight ridge.

Migraine pain can lessen from vomiting. Vomiting can cause dehydration. Dehydration can cause migraines.

The hyoid bone is a bone not attached to any other bones in the human body and is only considered the anchor of the tongue

Your brain regulates how strong your muscles are. If your leg muscles were to contract at full strength, they would snap your femur.

The surface area of the lungs is about the same size as a tennis court

You can grow a new human being faster than most missing toenails can grow back

If you squirt cold water into someone’s ear with a syringe, their eyes will automatically turn to the side that you squirted the water. If you use warm water, their eyes will automatically turn to the other side.

You can poop out of your mouth if your intestines get backed up enough. It’s like vomit, doesn’t look like actual poop per se, but it’s still fucking disgusting.

The sensation of suffocating isn’t caused by the thing that actually kills you. You’ll die from a lack of oxygen, but the feeling of suffocation is the result of being unable to exhale carbon dioxide.

The average adult has 22 square feet of skin. Perfect size for a nice rug.

When doing surgery where the doctors have to take out some organs when placing them back, they don’t have to be put back In the exact position there meant to be, your body kind of just moves the organs into the correct position after the surgery

Your brain continues to try to revive the body long after the heart has stopped. In some cases 30 hours later there has been found brain activity trying to make repairs to bring the body back. This is used to indicate time of death in murder victims.