Science Stats Health & Medicine

Bystanders deliver on CPR

Revival rates up in U.S., Japan with hands-on treatment

CPR

HEART START  People with cardiac arrest fare better if a bystander delivers CPR.

Lisa S./Shutterstock

By Nathan Seppa

- More than 2 years ago

Bystanders may be getting better at rescuing people in cardiac arrest. Using cardiopulmonary resuscitation, or CPR, a person repeatedly compresses the chest to restart a stopped heart.