The human nose can detect over 1 trillion different scents.
The surface area of a human lung is roughly the same size as a tennis court.
The length of your intestines is about six times your height.
The human heart can create enough pressure to squirt blood up to 30 feet.
The human brain contains more connections than there are stars in the Milky Way galaxy.
Humans can detect a difference in weight as small as 1 gram.
The average human body contains enough fat to make seven bars of soap.
The average person sheds about 600,000 particles of skin every hour.
The human body is capable of producing enough saliva to fill two swimming pools over a lifetime.
The human body has enough iron in it to make a small nail.
Humans are born with over 270 bones, but by adulthood the number is reduced to 206.
The human eye can distinguish over 10 million different colors.
The human body can produce heat faster than it can cool down, which is why we often use external cooling methods such as fans or air conditioning.
The human brain uses 20% of the body’s total energy and oxygen supply, despite only making up 2% of the body’s weight.
Humans are capable of hearing sounds as low as 0 decibels and as high as 140 decibels.
The human body can detect pain in every part of itself, except for the brain.
The human body can survive without food for up to 8 weeks, but only a few days without water.
The human body can produce enough electricity to power a small light bulb.
The human body contains enough carbon to fill about 9,000 “lead” pencils.
The human body can generate enough force to crush an apple with the grip of their hand