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Do we use 100 percent of our brain?

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"Let's put it this way: the brain represents three percent of the body's weight and uses 20 percent of the body's energy." So that settles it, once and for all—with all due respect to Mr. Freeman, who shouldn't take this debunking personally. read more

So, as we can see we are already using our 100% of our brains but it does not work on a single activity, different parts of our brain focuses on different tasks which are necessary for our survival. Our brain comprises 3% of the total body weight but still, it utilises 20% of the total energy of the body. read more

What is correct, however, is that at certain moments in anyone's life, such as when we are simply at rest and thinking, we may be using only 10 percent of our brains. "It turns out though, that we use virtually every part of the brain, and that [most of] the brain is active almost all the time," Gordon adds. read more