Two years after COVID-19 was first detected, the global COVID-19 pandemic has infected more than 300 million people, claimed the lives of almost 5.5 million, and changed the lives of everyone in the world.
Scientists and the public are learning more about the virus, but so much more still remains a mystery. Surprisingly, long COVID-19 — also called “post-acute COVID-19” or “chronic COVID-19 — has emerged as a disease with a wide range of new, returning, or ongoing health problems experienced more than four weeks after an initial COVID-19 infection.
Even asymptomatic people can later present with long COVID-19. Dr. Devang Sanghavi, a critical care medicine specialist, breaks long COVID-19 into three categories of symptoms: direct cell damage preventing full recovery; chronic hospitalization due to being in the hospital, the ICU, or in bed for weeks, and post-recovery onset.
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