Throughout the pandemic, long Covid — symptoms that occur after the initial coronavirus infection — has remained something of a medical mystery.

Now, amid the latest surge of infections, a series of major studies are shedding light on the condition.

Guest: Pam Belluck, a health and science reporter for The New York Times.

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Background reading: 

• Long Covid has become one of the most daunting legacies of the pandemic.
• Some research has shown that lingering symptoms are more prevalent in people in their 30s and 40s — when workers are often in the prime of their careers.

For more information on today’s episode, visit nytimes.com/thedaily. Transcripts of each episode will be made available by the next workday. 

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