Rapunzel syndrome is an extremely rare medical condition where hairs the person has eaten become tangled and trapped in their stomach. This causes a trichobezoar (hair ball) to form, which has a long tail extending into the small intestine.

 Rapunzel syndrome is an extremely rare medical condition where hairs the person has eaten become tangled and trapped in their stomach. This causes a trichobezoar (hair ball) to form, which has a long tail extending into the small intestine.