State Issues New Safety Guidelines on Cellphone Use to Avoid Negative Effects of Radio Waves

New guidance on how cellphones should be used to avoid the potentially cancer-causing effects of radio frequency energy was issued by the California Department of Public Health on Wednesday and includes advice such as keeping your phone away from your body and avoiding using it when the cell signal is weak. Lauren Lyster reports for the KTLA 5 Morning News at 7 on Dec. 15, 2017.