Pain in your face, pain in your head
. The pain is caused by the pressure
of mucus and pus and air trapped in your clogged sinuses, or pain caused air pressing on the outside of your sinuses, a result of a vacuum inside a clogged sinus or sinuses..
NOTE: Go to Google Images and type in "sinus" if you want to see a picture of all the sinuses
• Frontal sinuses. You may have pain in your forehead when you touch it, if they are infected.
• Maxillary sinuses.