North Texas researchers are on the brink of revolutionizing the way we fight the flu.
Every year, scientists try to guess which strain of the flu will cause the most people to get sick. They use that particular flu bug to make a flu vaccine. That's a hit or miss approach, and despite their best efforts, 40,000 people die of flu every year.
But what if there was one flu shot that would protect us from every type of flu there is?