Imagine this: You catch a mild bug — something like cowpox — and suddenly, you’re protected against something far more dangerous, like smallpox. Sounds like science fiction, right? Yet that’s...
You’re told you have antibodies. Maybe from a vaccine. Maybe because you’ve already had the infection. So why do people still get sick—sometimes fatally—from diseases their bodies are supposedly prepared...
Here’s a situation every parent knows too well. Your child wakes up flushed and clammy with a 102°F fever. Panic sets in. Do you reach for the thermometer and Tylenol…...