What is Sinus? | Problems with sinuses

Sinuses are saviors of the eye and brain. What Are Sinuses? The sinus is an air-filled pocket or cavity located near the nose. Functions of Sinuses Why do we need sinuses? Won’t its absence remove the sinus problem? Sinuses are unsung heroes that act as bumpers to the brain and eyes. Therefore, we will hardly see a person damaging his ey...