Ur BRAIN and I.Q-interestn facts

Ur BRAIN n I.Q-interestn facts
# Your brain has about 100 billion neurons. A typical brain cell has from 1,000 to 10,000 connections to other brain cells.
# Studies have shown that children who are breast fed display IQ's up to 10 points higher by the age of three.
# The right side of your brain controls the left side of your body, and the left side of your brain controls the right side of your body.
# Your brain weight accounts for about 2 percent of your body weight. But your brain uses 20 percent of your body's oxygen supply and 20 to 30 percent of your body's energy.
# When you are born, your brain weighs about a pound. But by age 6, it weighs three pounds. What happens? Learning to stand, talk, and walk creates a web of connections in your head—two pounds worth!
# Your brain is full of nerve cells, but it has no pain receptors. Doctors can operate on your brain while you're awake and you won't feel a thing.
# In 1984 the political scientist James Flynn reported that Americans had gained about 13.8 IQ points in 46 years. If people taking an IQ test today were scored in the same way as people 50 years ago then 90% of them would be classified in the genius level.
# A message for action travels from your brain to your muscles as fast as 250 miles per hour.
#Studies show that IQ is modestly related to the speed at which you do some pretty simple things such as comparing two lines to see which is longer.
# An analysis of 1 million students in a New York school district showed that school cafeteria food affected IQ scores to an astonishing degree. When preservatives, coloring, dyes and artificial flavors were removed from the cafeteria menu researchers found that 70,000 students performed two or more IQ grade levels higher than before.
# Even though there are huge differences in weekly earnings between people of various educations levels there are also great discrepancies between people with comparable schooling and higher intellectual capabilities.
# IQ is not influenced by family size or birth order. There is some confusion on this