1. Internal identity: Being told that a Jewish male must be circumcised, realizing you're not, and experiencing alienation. This can hit adolescents quite hard.

1. Internal identity: Being told that a Jewish male must be circumcised, realizing you're not, and experiencing alienation. This can hit adolescents quite hard. 2. Marriage: Barring a specific medical reason to not be circumcised, many Jewish women would take issue with an uncircumcised husband. 3. Locker rooms. But really #1 is the most immediately pressing.