Add Yahoo as a preferred source to see more of our stories on Google. Sneezing? Feeling congested? Coughing? Are these signs of flu season, a cold or allergies, or are they symptoms of COVID-19? What ...

It's not easy to tell these health conditions apart based on their symptoms alone. Find out about the differences between these illnesses.

This is arguably where the potential is greatest. Conventional vaccines against flu and COVID require regular updating because the viruses mutate. And when the vaccine strain does not closely match ...

Experts at Stanford Medicine in the US have developed a universal vaccine that could be given as a nasal spray and could ...

If proven effective in humans, this vaccine could potentially eliminate the need for separate annual jabs for illnesses like ...

Stanford researchers develop breakthrough nasal spray vaccine that could potentially protect against a variety of infections, ...

Doctors in Central Texas share the latest on flu strains, RSV, stomach viruses and cedar pollen as cold and allergy season overlap, and what's coming for spring break.

Chances are you know someone coughing and spluttering - hopefully not directly on you - right now. There are lots of coughs and colds doing the rounds as autumn draws in. But why now, how do you know ...

In what could be considered a revolutionary breakthrough, scientists have created a “universal” vaccine formula that protects ...

With measles outbreaks, flu spikes, and COVID as a seasonal threat, learn key differences between these contagious diseases, ...

It is hoped that in the next few years, the vaccine could replace multiple jabs for winter respiratory infections.