Question

How smartphones cause cancer in humans ?

Answer 1

Cell phones (including smartphones) give off a form of energy known as radiofrequency (RF) waves, so some concerns have been raised about the safety of cell phone use. With respect to cancer, concern focuses on whether cell phones might increase the risk of brain tumors or other tumors in the head and neck area.

Answer 2

the ultra violet rays and radioactive rayscomes from phone can cause cancer