Three major factors are related to normal function of the nose and sinuses: -patency of the sinus ostia -normal ciliary function -normal quality and quantity of mucus. Normal Sinus locations -Frontal sinus is above the eyebrows -Ethmoid sinuses are between the eyes ...
Headache or facial pain attributed to disorders of cranium, neck, eyes, ears, nose, sinuses, teeth, mouth, or other facial or cranial structuresGobel, H.FRONTIERS IN HEADACHE RESEARCH
Assessment of Health Information About COVID-19 Prevention on the Internet: Infodemiological Study your hands frequently" (OR 9.82), "cover your mouth and nose with your bent elbow or tissue when you cough or sneeze" (OR 4.59), or "stay home ... I Hernández-García,T Giménez-Júlvez ...