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What is herd immunity? How do we get there? Answers to your COVID-19 questions

RALEIGH, N.C. (WTVD) -- Dr. Betsey Tilson serves as the State Health Director and the Chief Medical Officer for the Department of Health and Human Services. On Wednesday, she joined ABC11 to discuss ...

The vaccine divide: Measles immunity slips in Chicago-area classrooms

A nationwide analysis conducted by NBC News’ Health and Medical Unit, in collaboration with Stanford University researchers, ...

We survived COVID, but getting sick so often now? Here’s what 'immunity debt' means, and why you MUST know it

COVID, sparking debate about 'immunity debt.' Experts suggest that COVID-19 safety measures, while effective against the ...

Plants prioritize immunity over growth during recovery from drought conditions

A plant's number one priority is to grow—a feat that demands sunlight, nutrients, and water. If just one of these three ...
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Qualified immunity comes up in police reform discussions, but what does it mean and how does it impact you?

Police reform has been at the forefront of protests the past few weeks, following the death of George Floyd in Minneapolis. The qualified immunity doctrine is getting a lot of attention. “Qualified ...