Are these signs of flu season, a cold or allergies, or are they symptoms of COVID-19? What about RSV? This has been a ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you’ve been feeling under the weather, your first instinct is likely to feel better as soon as ...

Do you have a sore throat, a runny nose and muscle aches? It could be a common cold, a case of the flu -- or COVID-19. The illnesses all share similar symptoms, sometimes making it hard to distinguish ...

Cold season is not just hard on your lungs and sinuses — it can also affect your gut. Dietary, immune and inactivity severely ...

However, significant changes are beginning to appear in the data for the end of January and February. Waves of cold air, much ...