By weight, Bone is five times stronger than steel.
417
The human body contains over a billion miles of DNA.
147
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
In one day, adult lungs move about 10,000 litres of air.
11
You inhale about 700,000 of your own skin flakes each day.
29
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Redheads require up to 20% more anesthesia to be knocked out.
112