Which saline nasal sprays are best? Allergies can cause your nose to become dry and sometimes even bleed. If you suffer from allergies or dry nostrils, chances are good you have tried saline nasal ...

Don’t want to wear a mask? Suck it up. A new $50 nasal spray is being touted as a way to squash the coronavirus. The device, developed by Harvard’s Dr. David Edwards, delivers a calcium chloride-based ...

Many hopes for a return to a semi-normal life after COVID-19 revolve around vaccines, but those injections have limits — they’re harder to deploy in low-income and rural areas where there’s no ...