Do you have a phone? Do you think that it do it could cause cancer? And you can prevent it from happening cancer in the world? Having the phone close to your ear for a long time like when you are calling it could cause a brain tumor or it could even cause cancer.That's why it is better why kids should be texting more than calling through the phone. The radiation of the phone that helps you to call and get signal that is what can damage your brain.

If you have a phone please try to keep it as far away from your ear and also your body.
It is bad for kids and should not have phones close to their because there skull is a lot thinner than an adult. because it can cause a brain tumor and also cancer. It can cause cancer because your cell phone carries lots of electromagnetic emissions that can get into your body. The best phone you can get to not to try and get a brain tumor is a phone that carries the lowest SAR and SAR is the specific absorption rate it is the strength of the magnetic fields that absorbed by the body.  The cell phones can also release enough radiation or the energy that can damage the DNA or the genetic material . The studies since 1999 show that people who have had their cell phone for more then two years could have a greater risk of developing a brain tumor. 

That is why is better if people try to text more then calling because it is a risk on having a brain tumor or even cancer. And also you help spread the word so if know someone who uses their phone to much and likes to call people a lot it could cause brain tumor.