Dependence of cellphone alias cellphone users is now getting higher, as product sales increase every year. However, the dangers of cell phone radiation that can cause health risks are increasingly being questioned. Estimates of the main reasons for the dangers of HP radiation which is considered to trigger cancer, namely the radiation produced, this is exacerbated by the increasing number of HP users, and the higher usage time. Unsupported Scientific Evidence Exposure to radiation until now has not had scientific evidence that can ensure an increased risk of cancer. The only effect of electromagnetic radiation that can be proven is the increase in heat in some parts of the body (for example the head and ears) that are close to the HP when used. However, how high the increase in body temperature from radiation also can not be clearly studied. In addition, a research group also reported that an increased risk of brain tumors on the side of the head that is widely used for telephon...