Viruses
Scientists develop breakthrough potential cure for hepatitis B
What is hantavirus? Here's what to know about how it spreads
How strep throat may trigger autoimmune disease
Why this year’s flu season looks to be a bad one
9 medical breakthroughs that gave us hope in 2025
This routine vaccine could save your life in an unexpected way
What is ‘sloth fever’? Why this rare virus is spreading
The rise and fall (and rise again?) of measles in the U.S.
Should you get a measles booster? Here's what you should know.
This is the worst flu season in 15 years. Here's why.
Can you get bird flu from eggs? Here's what you need to know.
Why women are more disgusted than men
Why double-jointed people are more likely to have health problems
What would the world look like without mosquitoes?
What is mpox—and how does it spread?
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