Add Yahoo as a preferred source to see more of our stories on Google. An over-the-counter nasal spray which has been used for years as a safe and effective treatment for seasonal allergies could ...

Is it true that certain nasal sprays can prevent covid? Scientists are researching at least two sprays that target the coronavirus where it most commonly enters our bodies — the nose. Both sprays are ...

Respiratory viruses that have diverse strains and mutate rapidly, such as influenza and COVID-19, are difficult to block perfectly with vaccines alone. To solve this problem, KAIST's research team has ...

(CNN) — Amid the uncertainty surrounding eligibility for and access to the latest Covid-19 vaccine, a new study has found that a common nasal spray could help prevent infection. This randomized ...

A blocked nose, facial pressure and a lingering headache are often brushed off as a stubborn cold or seasonal allergy.

Nasal polyps are noncancerous soft tissue growths that form in your nasal passages and sinuses. They’re often a result of inflammation from sinusitis, allergens, or other issues. Experts don’t know ...

An over-the-counter nasal spray which has been used for years as a safe and effective treatment for seasonal allergies could potentially prevent Covid infections, according to clinical trial results ...