The seasonal flu shot is a yearly vaccine administered to protect against the flu, or influenza. In the United States, flu shots are recommended for everyone ages 6 months and older.
Vaccines help protect people from diseases. They contain "weakened" or "dead" germs, such as viruses or bacteria, which stimulate the body's immune system in a manner that can prevent us from getting sick with harmful pathogens. Here's the latest science news on vaccines.Vaccines
Parents' fears about vaccine safety may prompt them to eliminate or delay vaccinations, but doing this can jeopardize an infant's health.
Measles is making a comeback. Here's what you should know about one of the most contagious infectious diseases in the world.
The measles can be dangerous for people of all ages, but the highly contagious virus poses a particular threat to pregnant women.
Many very large cities are in regions most in danger of new measles outbreaks in the United States, due to anti-vaccine movements.
Mumps is an unpleasant and highly contagious disease, but a simple two-dose vaccine is 88% effective against the infection.
A new cancer "vaccine" that's injected directly into a single tumor can trigger the immune system to attack cancer cells throughout the body, a small new study suggests.
An unvaccinated child fell down, and received the first diagnosis of tetanus in a child in Oregon in over 30 years.
Weeks after a hotspot for anti-vaxxers turned into a hotspot for measles infections, it became a hotspot for vaccination
The World Health Organization has listed the anti-vaccine movement as a top global health threat in 2019.
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