Vaccines

If you've ever wondered if the flu shot can give you the flu, you're not alone. We fact check the most common flu myths for you and provide the lowdown on this year's vaccine.

Typically, if a vaccine is not kept cold, it doesn't work. And that's a big problem in hot spots. A new cooler seems to do the trick — without electricity!

The challenge from UNICEF: Make a wearable device that can improve health. And the winners are...

The goal was to pretty much wipe out the childhood disease this year. There are success stories in Bangladesh and Nepal. But there's bad news, too.

Though the HPV vaccine prevents cancer, doctors hesitate to suggest that preteens get vaccinated at routine visits, a study finds. Or they're offering it for teens they think are sexually active.

The trial of the VSV-EBOV vaccine was called Ebola ça Suffit — French for "Ebola that's enough." Researchers say it's both effective and quick, with no new Ebola cases 6 days after vaccination.

Doctors have a hard time getting teenagers vaccinated, but they're making progress, according to data from the CDC. Low-income teens are most likely to get the first shot of HPV vaccine.

The HPV vaccine has failed to gain market share compared to other new vaccines, even though it's great at preventing cancer. Concerns about teen promiscuity and attempts to require it may be why.