Answers: Different areas of your brain do extremely different things. So depending on where contained by the brain the tumor is the symptoms of a brain tumor can be very, incredibly different. For example, a tumor on the side of the brain will cause incoordination and problems near movement or speech, whereas a tumor in the front of the brain may lead to behavior changes and problems planning, and a tumor within the back of the brain might wreak vision problems.
If you are concerned something like your mental health, the best entry to do is contact your primary care doctor (family doctor) and turn in for a check-up. They'll know what to do.
Some society feel headacke or blur figment of the imagination or some don't feel zilch a nuclear scan would tell you. contact a neurologist.