What kind of headache do you have with a blocked sinus?

Sinus headache: Blocked sinus can lead to sinus headache from increased pressure building up within sinuses. However, this isn't necessarily a sinus infection, although blocked sinuses are prone to infection. These days, we recommend avoiding antibiotics for acute cases, most likely caused by viruses. Check out http://goo.gl/MskeBA & http://goo.gl/G05WFX for more re sinusitis.