"The research on declining rates of long COVID marks the rare occasion when I have good news to report regarding this virus."

Enhancing influenza vaccine cross-protection is essential to alleviate the public health burden of epidemics and pandemics, researchers say.

The risk of avian flu to humans is low, for now. An expert weighs in on what you need to know—and how a universal influenza vaccine could help.

An expert has answers for you about dogs and leptospirosis, including how to prevent dogs from getting it and what's next if they do.

A new vaccine approach guides the immune system through the specific steps to make broadly neutralizing antibodies against HIV.

A new experimental vaccine that targets portions of the flu virus that don't change could lead to a universal, long-lasting shot.

A new vaccine could help fight off "superbugs" that have become resistant to antibiotics, researchers report.

Cases of measles, a highly contagious and deadly disease, are surging in parts of the US. Experts fill you in on what you need to know.

Offering a choice when it comes to vaccines could convince more people to get them. But it's no magic bullet, experts say.

Memories of the infamous Tuskegee Syphilis Study may have affected the willingness of Black Americans in the South to get the COVID vaccine.