Learn about how stroke and heart attacks are related.

Herd immunity is still a long way off. Find out what it will take to prevent against potentially more infectious variants.

A sweet, velvety chocolate bar. Or a nice red steak. Sometimes a craving comes up and you can’t get it out of your mind. What do cravings really mean? And what should you do if you get one? Nebraska Medicine registered dietician Meghan McLarney has the answers.

The Johnson & Johnson (Janssen) vaccine uses a slightly different approach than the previous two COVID-19 (Pfizer and Moderna) vaccines.

What does efficacy even mean? Is it the same thing as effectiveness? (Spoiler: Not quite.) Also in this article, compare efficacy rates for the three authorized COVID-19 vaccines.

Like many of us, Gladys Ahart has been home a lot this past year. At 93 years old, she wasn't willing to risk catching COVID-19. So, she's not sure how long she had been experiencing shortness of breath without realizing it.

Ezra’s liver kept getting worse and worse despite medicine helping the other small hemangiomas shrink. He spent his entire life sick.

Are pore vacuums or peel-off masks okay to use? Our dermatologist gives his expert advice on what's safe to use versus what to avoid. Plus, get the three-step routine everyone should do every morning.

If you’re still sick weeks after an initial COVID-19 infection, you’re not alone. “Post-COVID” is affecting many COVID-19 survivors. Find out common post-COVID symptoms and how to tell if you’re contagious.

Do the two vaccine injections have to be perfectly timed apart?