Health 4 Weeks
What we know about long COVID

Researchers are just beginning to unravel the mystery, but
sex and vaccination history seem to matter›››

Health 5 Weeks
The placebo problem

Pandemic tested ethics in nutritional clinical trials ›››

Health 6 Weeks
Ask the experts: What have we learned
from the COVID-19 pandemic?

We’re just starting to get a better picture of how it affected the world›››

Health 7 Weeks
Follow the money

Public-sector support was critical in the fight
against the virus, but private groups contributed too›››

Health 8 Weeks
Making this the last pandemic

Large-scale outbreaks like COVID-19 can be prevented›››

Next›››
¢Popular stories
Ask the Ethicist: Saving lives
while honoring religious beliefs

When a life is on the line, the context changes›››

Early warning from the sewers

Epidemiologists monitor wastewater for signs of threats to community health›››

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