Cell phones emit low levels of non-ionizing radiation when in use. The type of radiation emitted by cell phones is also referred to as radio frequency (RF) energy. As stated by the National Cancer Institute, "there is currently no consistent evidence that non-ionizing radiation increases cancer risk in humans.
Is it bad to sleep next to your phone?
Yes, it can seriously mess up your sleep! Smartphones emit high levels of radiation which can cause disfunction or unbalance to your biological clock. In this way, sleeping next to your phone could actually lead to more nightmares because your cardiac rhythm could be thrown for a loop.
How much radiation does a phone give off?
The Federal Communications Commission (FCC) — which regulates cell phones, among other things, in the United States — has set radiation standards for cell phones at 1.6 watts per kilogram averaged over 1 gram of tissue.