Symptoms of a brain tumor vary, depending on the type of the tumor and its location. 

Headache
 The most common symptom of a brain tumor is headache.  It may be so intense, that it will wake you up from sleep.

Personality/Behavior Change
This is a broad category.  Individuals may notice that their memory has deteriorated in a fairly short period of time.  They may have problems speaking or understanding language, problems thinking, even change in personality!

Seizures
Very common symptom of brain tumor.  For this reason, anyone who has had a new seizure, always gets a CT/MRI.  These seizures may be focal or generalized.

Vision Problems
Some tumors which are located near the optic tracts, as they grow, they compress on structures vital for vision.  A person may experience sudden loss of vision in one or both eyes, for as short as 15 minutes or permanently.

Did You Know That...

Colds are caused by over 100 different viruses.  For this reason, it is much more difficult to find a vaccine for a cold, than it is for a flu.