Medically reviewed by Josephine Hessert, DOMedically reviewed by Josephine Hessert, DO Sinus infections, also known as sinusitis, usually resolve on their own within a week with at-home treatments.

Sinusitis, also known as a sinus infection ... months despite treatment. Symptoms of sinusitis include: While sinusitis can ...

"Many times people think vitamin C will help prevent an infection, but there just isn't any proof that this strategy works," said Takashima. "Nasal irrigation has shown to be beneficial, and it can be ...