Long covid research throws crucial finding

The University of Zurich study reveals a key cause for why the illness persists

A new study published this week in Science makes a compelling case that people with long covid have a chronic explain why that immune response is out of whack, and needs confirming in larger studies. Still, this is important new piece to the vexing puzzle that is long covid. One of the challenges with diagnosing and treating the illness is the dozens of ways it can manifest: brain fog, extreme fatigue, shortness of breath, heart palpitations and headaches. Finding a common biomarker across people experiencing such different symptoms suggests a path to a diagnostic test. The work even could lead to new treatment strategies.