Memory Problems

When you're sleeping, your brain stays awake.
The brain itself cannot feel pain? Headache pain is felt in the tissues, nerves and blood vessels surrounding the brain.
Most people assume that vision is what your eye sees and reports to your brain. Actually, the brain adds a great deal to the report it gets from the eye; much what you see is "made up" by the brain.
A baby's brain triples its size in the first year of life.
Men's brains are on the average 9% bigger than women's brains. This does not mean men are smarter than women!
The diameter of an individual brain neuron is four microns. This means that 30,000 neurons could fit on the head of a pin.
Even one night without sleep can create a deficit and generate memory problems.
If you have a condition known as "synesthesia," your brain perceives letters or numbers as having colors.
An elephant's brain weighs about 13 pounds, or about 10 pounds more than yours.

Chances are that Albert Einstein's brain was smaller than yours, but don't get too excited; it's only because he was physically smaller than average.