What are lumps on the back right side of the head?

Answer:

Ok I found out what mine is-it's a bone tumor but it's harmless.The only bad thing it can do is press my nerves and give me a headache.Ofcourse,i'll want to remove it,because when you get older it might transform and become dangerous.

First answer by Hivoyer. Last edit by Hivoyer. Contributor trust: 73 [recommend contributor recommended]. Question popularity: 45 [recommend question].