Human bone is as strong as granite in supporting weight. A block of bone the size of a matchbox can support 9 tonnes - that is four times as much as concrete can support.
The Strong Contraction of Your Heart Creates Enough Pressure To Squirt Blood As Far As 30 Feet.
You Can Still Have An Erection After Death.
Heart Attacks Are More Likely To Happen On Monday.
Three Hundred Million Cells Die In Your Body Every Minute.
80% of the brain is water.
The human brain cell can hold 5 times as much information as the Encyclopedia Britannica.
Nerve impulses to and from the brain travel as fast as 170 miles per hour
The brain operates on the same amount of power as 10-watt light bulb.
Women’s hair is about half the diameter of men’s hair.
Blondes have more hair.
The largest internal organ is the small intestine.
The acid in your stomach is strong enough to dissolve razorblades.
Humans spend a third of their lives sleeping.
A pack-a-day smoker will loose approx. 2 teeth every 10 years.
People do not get sick from cold weather; it's from being indoors a lot more.
When you sneeze, all bodily functions stop--even you heart!
A human's mucus membrane, used to smell, is the size of a postage stamp.
Your skin is the heaviest organ.
Those stars and colours you see when you close and rub your eyes are called phosphenes.
The human brain stops growing at the ages of 18.
Sneezes can travel over 100 mph.
85% of the population can curl their tongue into a tube.
Only 7% of the population are lefties.
Our eyes never grow, our nose and ears never stop growing.
Babies are born without knee caps. They don't appear until they are 2-6 years old.
Only one person in 2 billion will live to be 116 or older.
A human has 60,000 miles of blood vessels in their body.
The average person will drink 8,000 gallons of water during their lifetime.
There are 450 hairs in an average eyebrow.
Smart people have more zinc in their hair.
The lining of your digestive system is shed every 3 days.
The sound of knuckles cracking is generated by imploding synobial fluid.
The human tooth has about 55 miles of canals in it.
Your skin weighs twice as much as your brain.
The average Human bladder can hold 13 ounces of liquid.
If you went out into space, you would explode before you suffocated because there's no air pressure.
The storage capacity of the human brain exceeds 4 terabytes.
You loose enough dead skin cells in your lifetime to fill eight five pound flour bags.
Your thumb is the same length as your nose.
Your foot is the same length as the distance between your wrist and elbow.
The average person falls asleep in seven minutes.
via Sharifah Khatijah