There’s a new, more contagious form of the novel-coronavirus. It’s got a greater ability to evade our antibodies. And it’s spreading easier than ever. You’ve read these words before, and you’ll almost ...

SAN DIEGO — The news about omicron spreading rapidly has been the topic of conversation recently. Doctors say it’s so contagious you can spread it even before you test positive or a day after you’re ...

If you’re anxious about catching rare viral diseases like Ebola and hantavirus, experts say you should focus on preventing ...

SURE THAT YOU AND YOUR FAMILY ARE PROTECTED. THE MEASLES ARE SO CONTAGIOUS, HEALTH EXPERTS SAY IT ONLY TAKES A 1% DROP IN THE VACCINATION RATE TO SPREAD THROUGHOUT THE COMMUNITY. IF SOMEBODY HAS ...

Why is the new XBB.1.5 variant, also known as the "kraken" variant considered even more contagious? Turns out it could be all due to a new mutation. Stream NBC 5 for free, 24/7, wherever you are. Here ...

Measles virus particle, illustration. (Photo by KATERYNA KON/SCIENCE PHOTO LIBRARY/Via Getty) (NEW YORK) — Measles has been spreading across the U.S. for the last several weeks, sickening people in at ...