A cold might make you feel slightly off, but the flu can hit you hard. It doesn’t just make you feel terrible — it can lead ...

Infants and very young children, older adults, and people with respiratory diseases may have symptoms that last longer. These individuals are also more vulnerable to serious flu complications ...

GI symptoms were more common in adults, though children with the flu were more likely to experience nausea and vomiting. Research from 2021 suggests that diarrhea occurs in around 23% of confirmed ...

In most people with mild to moderate COVID, it can last 7–10 days. Symptomatic people can spread the infection to others from ...

A combination shot for flu and COVID-19 using messenger RNA generated antibodies in a study, but U.S. government regulators ...

A new vaccine that combines flu and COVID-19 protection in one shot shows promising results, but the U.S. Food and Drug ...

RNA-1083 vaccine is noninferior and induces higher immune responses than recommended influenza and COVID-19 vaccines against several influenza strains and severe acute respiratory syndrome coronavirus ...

Flu vaccinations may not prevent people from coming down with symptoms, but research shows they are highly ... CDC officials have information about underlying conditions on nearly 5,200 adults who ...