Cut a piece of dental floss 18 in. (46 cm) to 20 in. (51 cm) long. Wrap one end around your left middle finger and the other end around your right middle finger, until your hands are about 2 in. (5 cm) to 3 in. (8 cm) apart.
Current as of: May 1, 2026
Author: WebMD Ignite Staff
Clinical Review Board
All WebMD Ignite education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.