Would you give cigarettes to a 4-year-old, and encourage them to smoke for hours every single day? No one in their right mind would. And yet, that’s what most of us might (unknowingly) be doing by allowing children to use cell phones, tablets and other EMF-emitting gadgets. Keep in mind: A recent survey found that up to 75% of 4 year olds owned a cell phone or tablet. If you…