Covid-19: What are the risks of catching the virus multiple times?

A study suggests people who catch covid-19 at least twice have double the risk of dying from any cause and are three times as likely to be hospitalised in the next six months, compared with people who test positive just once

By Michael Le Page

You have been vaccinated and recently had covid-19, so you don’t have to worry about catching it again, right? Wrong. A large study suggests that every time a person is reinfected, they have additional health risks, both during their immediate illness and in the months afterwards.

“Every reinfection is like rolling the dice again,” says Ziyad Al-Aly at VA St. Louis Health Care System in Missouri. “A second infection is still bad for you.”

These findings …