This is why you should never go to bed without turning your WiFi off first! Every night, many of us leave our WiFi on, but now there are tens of thousands of studies showing the serious dangers of WiFi radiation. EMF exposure has been shown to affect the permeability of the blood-brain barrier and alter the expression of microRNA within the brain. EMF radiation also depletes your mitochondria—the energy factories of your cells. Damaged mitochondria can lead to fatigue and reduced cellular repair

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Algebra Can Unlock the Universe: Dr. Saad Khan on Creativity in Algebra