tumor ?

What's wrong with me ? 
I have headaches almost everyday last night I had one went to sleep with one woke up during the night still had it woke up this morning and still had it what's wrong with me I had a headache all day long today I feel tingly on the sides of my head at times .. I went to the doctors before and they told me the stupid resasons why this happens oh because some people sleep with there mouth open that can cause oxygen to the Head and cause a headache I even explained I have them all day not just in the mornings tho .. then he made a joke saying maybe u have headaches all the time because ur eyelashes are so big (I was wearing fake eyelashes) that day but I didn't find it funny I was in pain and still am brain tumors run in my family so I'm scared what should I do