Interesting Human Brain Facts.. Number 10 and 11 are Amazing
These brain facts dispel many brain myths that linger from the past. Learn how the brain works, for better (or worse). All facts have original references. The most complex entity known resides between your ears.
The typical brain is about 2% of a body’s weight but uses 20% of its total energy and oxygen intake.
Your brain is 73% water. It takes only 2% dehydration to affect your attention, memory and other cognitive skills.
Ninety minutes of sweating can temporarily shrink the brain as much as one year of aging.
Your brain weighs about 3 pounds. Of that, the dry weight is 60% fat, making your brain the fattiest organ.
Twenty-five percent of the body’s cholesterol resides within the brain. Cholesterol is an integral part of every brain cell. Without adequate cholesterol, brain cells die.
No one knows for sure, but the latest estimate is that our brains contain roughly 86 billion brain cells.
Only 5 minutes without oxygen can cause brain damage.
Babies have big heads to hold rapidly growing brains. A 2-year-old’s brain is 80% of adult size.
As any parent can attest, teenage brains are not fully formed. It isn’t until about the age of 25 that the human brain reaches full maturity.
Brain information moves anywhere between 1 mph and an impressive 268 miles per hour. This is faster than Formula 1 race cars which top out at 240 mph.
Your brain generates about 12-25 watts of electricity. This is enough to power a low wattage LED light.
Multitasking makes you less productive. When you multitask, your brain simply rapidly toggles back and forth between tasks. This results in decreases in attention span, learning, performance, and short-term memory.