Find out how different vaccines for the coronavirus cause your body to create antibodies that fight the virus.

Dr. Brownfield answers the question: 'What Is A Nasal Spray Flu Vaccine?' — -- Question: What is a nasal spray flu vaccine, how does it work and what are the side effects? Answer: FluMist is a ...

Vaccines work, actually. But that’s not all. Depending on the specific vaccine we’re talking about, that jab might also prevent cancer, heal herpes lesions, help you keep most of your marbles, prevent ...

Medical experts repeatedly reiterate how vital vaccinations are to global health. As of last spring, the World Health Organization (WHO) estimated that worldwide immunization efforts have saved at ...

Vaccines boost the immune system's ability to fight off diseases. Vaccines undergo rigorous testing to ensure safety and effectiveness. Widespread vaccination contributes to herd immunity, protecting ...

WASHINGTON (AP) — So-called mRNA vaccines saved millions of lives during the COVID-19 pandemic — and now scientists are using that Nobel Prize-winning technology to try to develop vaccines and ...

How do vaccines reduce dementia risk? A new study suggested that immune-boosting adjuvants contained in some vaccines may offer one explanation. Adults who received the recombinant shingles vaccine ...