The incidence of chickenpox has declined with widespread use of live-attenuated varicella vaccine in infants (Journal Watch Feb 22 2002). To assess the vaccine's effectiveness, researchers ...

DEAR DR. ROACH: A few months ago, you wrote about the benefits of the shingles vaccine. At 63, I'm one of the 1% who has never had, nor been exposed to, chicken pox. I was tested in 2022 for ...

The varicella vaccine is highly effective, making chickenpox less common than it once was. After you get chickenpox, the virus stays in your body and can cause shingles, a painful rash ...

However, the introduction of the chickenpox vaccine in 1995 has caused a decline in the incidence of chickenpox in all ages, particularly in children ages 1 through 4 years. The varicella vaccine can ...

Dr. Edward Jenner invented the first vaccine (the smallpox vaccine) in 1796. He discovered that people infected with cowpox were immune to smallpox and proceeded to test his discovery by inoculating ...

Inactivated vaccines, also called killed vaccines, are made from a protein or other small pieces taken from a virus or bacteria. They use this component to stimulate the immune system to protect the ...

Chickenpox. Whooping cough. Measles. You may have heard about outbreaks of these illnesses and thought, “Didn’t we end those with vaccinations?” But the only communicable disease that we have ...

Sorry, a shareable link is not currently available for this article.

In the 1990s, hepatitis B and varicella (chicken pox) vaccines were added, and the polio vaccine shot (IPV) replaced the oral polio vaccine. Then, in 2000, the pneumococcal conjugate vaccine (PCV ...