I came home monday night with a horrible headahe behind myeyes and its now wednesday and i still have it. tried coffee water soda. what could it be?

Migraine: Sounds like you have encountered your initial migraine headache, but don't get upset, as 28 million others in the us also have it, and meds to stop the headache and prevent future events are available. Have this evaluated, check your sinuses, and look for triggers. Some over the counter remedies are present, but have your doctor guide you.

Migraine or sinus: It could be migraine or sinus related. If this is the worst headache of your life, you should go to the er for evaluation to rule out more serious conditions or go to primary doctor.

Headache: Your headache description is not specific to determine type of headache. It could be a migraine or stress related issue. You should try otc medications and if no improvement go see a regular and/or eye doctor.