These infants require early testing — and thyroid testing is included in the standard heel stick test for various health issues that most newborns undergo. (verywellhealth.com)
I couldn't protect my son from all kinds of painful things, like heel sticks and shots. (attachmentparenting.org)
Generally, it happens like this: a nurse takes a tiny blood sample by heel stick when your baby is about 24 hours old. (babypreppers.com)