When most people think of chickenpox, they picture itchy red blisters on kids missing school. But here’s the surprising part: adults can get chickenpox too, and it tends to hit them much harder.

If you’re in your 40s or older, you might have memories of having chickenpox—the once-common childhood virus was a rite of passage that usually involved a week of itchy fluid-filled blisters, lots of ...

Dutch health officials report a decline in flu cases, even as chickenpox infections among children rise sharply. Data from ...