In Focus:

Study: ‘Some Evidence’ Cell Phones Cause Tumors

Scientists with the National Toxicology Program say there is some evidence that the radiation from cellphones can increase the chance of having a rare type of nerve tumor, at least in male rats.

What this means for people is still up for debate.

As cellphone use climbs, questions about the safety of these common devices have lingered. About 80% of Americans over the age of 13 have a smartphone, and adults spend an average of nearly 3 hours a day using one, according to a 2017 report from comScore, a data review company.

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