Yale researchers have unearthed a new clue that may explain who has long COVID—and how to treat the chronic condition - Fortune

Cortisol is a hormone that helps regulate bodily functions like blood pressure, digestion, and sleep cycles as a person experiences stress.

Public health officials are scrambling to understand long COVID, the condition in which patients report symptoms like fatigue, muscle weakness, and brain fog months after infection. A new study relea… [+3356 chars]

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