Just a little more than a year into the pandemic, it's not clear how many Covid-19 patients go on to develop what's called long-term Covid, or long Covid . "I just am so amazed by what comes through on a daily basis," said Dayna McCarthy, who treats Covid long haulers at New York's Mount Sinai. Mount Sinai was the first in the country to open a clinic for Covid long haulers when it launched its Center for Post-COVID Care in May. Whatever the definitive percentage turns out to be in the long run, the sheer number of long haulers could mean a second health crisis, health experts say. Finding support in online groupsSome patients say the long Covid care centers and doctors they've seen haven't really been beneficial.

Source: CNN February 22, 2021 11:48 UTC