The myth of "You Only Use 10% of Your Brain" is not true and comes from a miss heard quote from Albert Einstein. In actual fact we use 100% of our brain
It is a common myth that humans only use 10% of their brains, but in reality, we use all parts of our brain throughout our lifetime. Different tasks and activities engage different parts of the brain, so there is no fixed percentage that represents how much of our brains we use.
About 10% of your brain ---------------------------------- Actually you use just about all of your brain
You use your brain for 100% of your life. When your brain stops functioning, so do you.
1,000
20%
Isaac Newton use his brain to its maximum level he use his brain to 110 %
You use 7,000,000 brain cells.
10%
100 MW
Somewhere between "none" and "a lot". Lead is not biologically necessary, so it's up to you how much of it you use and what you use it for.
Your brain uses as much power as a ten watt battery. -Helen Brosnan
25%