How ordinary citizens are wiping out millions of dollars in medical debt for others -- and how you can, too

Updated 2:17 PM ET, Fri March 6, 2020

(CNN)For many people who feel crushed under the weight of their medical bills, trips to the mailbox can be anxiety-inducing. A reminder of that you're in a hole that feels impossible to get out of. A reminder that someone is still after you for money that you don't have.