Did you know? Ten Baffling Brain Facts - December 2010

The human brain weighs approximately 3lbs.
When awake the brain generates 10–23 watts of power – enough to work a light bulb.
20% of your oxygen intake and blood flow goes to the brain.
There are approximately 100,000 miles of blood vessels in your brain.
Think positive because when you do you’ll keep the doctor away. Tests show a positive mental attitude reduces illness by one third.
Eat well and healthily. Staying away from additives and artificial flavours can improve an IQ test by 14%.
However, your brain is the fattiest organ in your body.
Make sure you get enough sleep, as this is when your brain “files” your day, which helps with long and short term memory recall.
When you sleep you are partially paralysed, as your brain releases a hormone to prevent you acting out your dreams.
It’s not true that humans only use 10% of their brains - each part has its own purpose.