 [ Symptoms ] ache in the right back side of head 3 weeks when i breathe through my mouth do not feel it at all only through nose i have had an ache in the back right side of head for about 3 weeks i do not feel any pain when i breathe through my mouth it only hurtsburning ache when i breathe through nose i can block the right nostril and also get relief that way so it seems to be only happen through the right nostril could this be a type of occipital neuralgia does not hurt when i cough or sneeze or move my head i do not really want to go for an mri if i could rule out anything serious [ Disease ] i experience the same ache and get same relief when closing my right nostril came on a few days after a bad sinus infection cleared up did you get any medical answers for this burning ache