Researchers aim to immunize patients against cancer, but first need to find which cells will do the job.

"Measles vaccine is a very safe vaccine, and measles is not a benign disease."

"...killer T cells provide unprecedented immunity across all flu viruses, a key component of a potential universal vaccine."

As the measles outbreak continues, an expert in law around children explains the laws around vaccination.

The latest measles outbreak has already infected 37 people. An expert in health law brings you up to speed on that news and why vaccination is vital.

"In a pandemic, nearly no one would have natural immunity, so the death toll could be significantly high if we don't improve vaccine coverage."

A new vaccine for deadly pregnancy malaria is safe for people, results of the first clinical trial in humans show.

Here are expert answers to four key questions about this year's flu season.

While vaccines against meningitis are effective, researchers aren't sold on vaccinating every new college student to fight the disease. Here's why.

Many parents choose to avoid getting their children the HPV vaccine—but fear it will encourage sexual activity isn't the reason why.