Nasal congestion on and off headaches on right side and left side of head, weird taste of blood in mouth (no blood). been 2 months, aneurysm? or what?

Sinus congestion: A 21 year old female with nasal congestion, headaches, and taste of blood in mouth. These symptoms could be due to a sinus infection, chronic rhinitis, or allergic rhinitis (allergies), all of which can cause headaches and post-nasal drainage. Please see a primary care provider, allergist or ENT for further evaluation including a thorough physical examination.