Cell phone radiation is very large.
On the human body is pretty bad. Some frequently call also put his Chin to get swollen, this is the radiation damage. Designers of radiation protection tools like an ear, you can let people avoid or reduce the functionality of the radiation. So let your ears hurt as little as possible, and is also responsible for one's own body.
I recently opened a new wave of micro-Bo, welcome you powder I!
A word of blog.