//What if the Covid-19 vaccine only works half the time?

What if the Covid-19 vaccine only works half the time?

A health worker gets a vaccine as part of a drill to prepare for the arrival of a Covid-19 vaccine at a health clinic in Depok, West Java, Indonesia. | Jefta Images/Barcroft Media via Getty Images

Even a mediocre Covid-19 vaccine could help end the pandemic.

In the not-so-distant future — we’ll probably know who won the 2020 election, but memories of the weirdest Thanksgiving ever will not have faded — you may be faced with an incredibly important choice. Should you get the Covid-19 vaccine?

It’s been less than a year since the discovery of SARS-CoV-2, the virus that causes the new disease, and we have not just one, but multiple vaccine candidates that may in time truly shut the door on the pandemic.

Though nothing is certain, it’s very likely that some vaccine will be approved soon — and widely