Cell phones may be hazardous to your health.

You've heard the rumors — cell phones cause cancer. It may just be true. The New York Times is reporting that cell phones may be dangerous to your health. Devra Davis, an epidemiologist who has worked for the University of Pittsburgh and has published a book about cellphone radiation, Disconnect, is concerned about brain cancer and other ailments related to cell phone usage. Like the writer of the article, many assumed that radiation specialists had long ago established that worries about low-energy radiation were unfounded. Her book, however, surveys the scientific investigations and concludes that the question is not yet settled.

You might want to pull out those little slips of paper that you toss out when buying new cell phones. Apple, for example, doesn't want iPhones to come closer than 5/8 of an inch; Research in Motion, BlackBerry’s manufacturer, is still more cautious: Keep a distance of about an inch. The United States has 292 million wireless numbers in use, approaching one for every adult and child, according to CTIA — The Wireless Association, the cell phone industry's primary trade group. It says that as of June, about a quarter of domestic households were wireless-only. Uh-oh seems appropriate.

Read more at the New York Times.