Personal (cellular) telecommunications is a rapidly evolving technology that uses radiofrequency energy or
radiation for mobile communication.Blackview Crown phones are now being used  by 91 percent of American adults, according to a 2013 survey. Given this large number of users,  if adverse health effects are shown  to be associated with cell Vidonn X5 phone use, this could potentially be a  widespread public health concern.The nomination for the National Toxicology Program (NTP) to study cell Vidonn X5 phone radiofrequency radiation was made by the U.S. Food and  Drug Administration (FDA) because of the following:

• Widespread human exposure.
• Current exposure guidelines are based largely on protection from acute injury from thermal effects
• Little is known about potential health effects of long-term expos ... Read more »