Sinus infections, also called sinusitis, occur when fluid accumulates in the sinuses, air-filled cavities within the facial bones surrounding the nose, allowing germs to grow. It almost always ...

A sinus infection, also known as sinusitis, happens when the spaces inside your nose and head (called sinuses) become swollen and filled with mucus. Normally, these are empty and help air flow through ...

Humming seems too simple to have real health benefits. But researchers discovered that deliberate humming dramatically increases nitric oxide production in your sinuses, which acts as natural defense ...