Cell phones have only been in the mainstream for a few years. No one is sure of the long-term effects. Click for more. Since there is no hard evidence yet, common sense is the best policy for now. Discourage children from using them.
Studies show a cell phone's electromagnetic field penetrates deeper into a child's head.
Don't use a cell phone if the signal is weak. The phone shoots out more radiation to compensate for a poor signal. Avoid talking on the phone while driving. Get an old-fashioned cell phone for your car, so the antennae is outside the vehicle. Some people have turned to headphones to reduce the radiation to their heads.