Post-COVID syndrome is a new, yet old, condition

It is being reported that patients recovering from COVID-19 often experience after-effects such as fatigue, chest pain, rapid heartbeat, numbness, dizziness, gastrointestinal problems and more. Victor Sierpina explains this is not unheard of, noting that post-viral conditions have puzzled scientists and physicians for years. [See the attached file for the full text of the story.]