Cell phones are harmful or not? (available studies)

Today, cell phones have become an essential part of our lives in India. It is very hard for any person to imagine a life without cell phone. However, in last few days we all heard number of news related to the harmful effects of cell phones. Even government of India also issued warning for using cell phones by children and pregnant ladies. Therefore, lot of people feel confused about these warning and they want to know the truth. Below, people can find one report on number of studies available on cell phone and their use. Therefore, people can get some idea that cell phones are harmful for them for not.