On call: Cell phones and hospitals

On call

Cell phones and hospitals

Published: July, 2009

Q. When I visited a friend in the hospital recently, I was annoyed that I was not allowed to use my cell phone. Are cell phones really dangerous?

A. Ever since they became popular, cell phones have provoked controversy. Because they emit radio-frequency fields, they've been blamed for everything from cancer to pacemaker malfunction. But the facts are reassuring.

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