Moderna's new flu vaccine, based on the same mRNA technology used in its COVID-19 shot, showed promising results in a major ...

The flu starts more quickly than the common cold, and symptoms like fever, body aches and chills are more severe. In some older adults, it can lead to pneumonia , increased risk for heart attack ...

With these symptoms, it can be hard to know what’s making you sick, whether it’s cold, flu or COVID-19, without a test confirming the type of infection you have.

Compared to the flu, fever is rare, but low grade fevers can also occur, usually in older children and adults. "The signs and symptoms of a cold usually peak within 2 to 3 days of infection," the ...

1 to 4 days --Typical time it takes for symptoms to show up once you've caught the virus. Adults can be contagious from the day before symptoms begin through 5 to 10 days after the illness starts.

Understanding the differences between colds, flu, and RSV can help in identifying the illness you're dealing with, the ...

In addition to an annual flu shot, you should be vaccinated against pneumococcal bacteria. Pneumonia, or lung inflammation, causes 30 to 40 percent of all hospitalizations among older adults ...

Moderna Inc. said Monday its experimental flu shot showed positive results in a late-stage trial.   In a Phase 3 study, the ...

Similarly, early 2024-25 data from the U.S. shows that the vaccine was 41% to 55% effective against flu hospitalizations in adults and 63% to 78% effective against flu hospitalizations in children.

The viruses that cause COVID-19 and flu keep changing and infecting thousands of people each year, with older adults being most at risk. The vaccines are updated to provide protection against the ...