Infectious Disease

Do vaccines cause autism? Can your child get multiple vaccines at the same time? And why do you need to vaccinate your child against disease that are no longer around?

State fairs can spread viruses from animals to humans. With bird flu in cattle, some experts advise caution

People with cats shouldn’t feed them raw milk, some animal health experts have warned.

Only a handful of monkeypox cases in the U.S. are among children, out of thousands reported so far. Yet infectious disease experts are keeping a close eye on pediatric cases.

Back in 1983, Congress authorized a public health emergency fund. But the pot of money was never very substantial and it hasn't been replenished. The fund now stands at $57,000.

Three pregnant women in Florida and two in Illinois - all of whom had traveled to South America - have tested positive for the Zika virus. Governments in…

The uproar over the U.S. outbreak glosses over a bigger problem: Measles takes a tragic toll in poor countries. But a vaccine can effectively stop this deadly — and highly contagious — disease.

People from 7 months to 70 years old have fallen ill, and one quarter of the victims have been hospitalized. California officials say it's proof yet again of how easily measles spreads.

Filmmaker Tom Roberts was definitely not interested when he was first asked to make a movie about the disease. Then he began to do some research. "Every Last Child" is the result.

The family of the first patient to be diagnosed in the U.S. with the deadly disease ends a 21-day observation period with no symptoms. Meanwhile, the WHO declared Nigeria Ebola-free.