Vaccines are now available for COVID-19, but many people are struggling to get an appointment. Research has explored the benefits of vitamins D and C and minerals like zinc and magnesium in fortifying the immune system against the virus. But one critical vitamin has been missing, until now.

It makes a lot of sense to target the nose if you want to cut down on COVID-19 transmission. The virus enters the human body through the nasal epithelial cells, which are meant to serve as a barrier. That’s why protection may soon be delivered through a nasal spray.

Herpes simplex virus-1, the “cold sore” virus, is extremely common. It’s believed to be present in more than half of all Americans. That doesn’t make it any easier to deal with when cold sores flareup. Gaining a better understanding of the virus may…

While we eagerly await word from the experts on how much longer wearing a mask could be a daily part of our lives to avoid COVID-19 transmission, many have switched to clear face shields to mitigate the downsides of cloth masks. But are they as safe?

Antibiotics are lifesavers. But because we’ve relied on them too heavily, we’ve contributed to a big downside: antibiotic resistance. But scientists are finding promise in a nutrient found in many common foods that may trigger good bacteria in the body to go after disease-causing pathogens.

Respiratory infections are serious business. We knew that long before COVID-19. Even with the flu, the difference between a mild case and possible hospitalization is the development of pneumonia. Just in time, researchers have identified one more way to reduce your risks for a lung infection.