Post viral illness damage has been known for a long time, for example post polio. I feel like there's probably been a host of other viral illness that could als

Post viral illness damage has been known for a long time, for example post polio. I feel like there's probably been a host of other viral illness that could also be responsible for long Covid like symptoms but it's only with Covid that we are seeing it being in the public consciousness. The preexisting conditions may confound the study