What are the rules for removing a hangnail or loose nail on Shabbat?

ShabbatMedical Treatment

Synopsis

If the majority of the nail or skin strip has separated upward and causes pain: by hand is permitted, by tool is rabbinically forbidden. If less than the majority has separated: by hand is rabbinically forbidden, by tool is a Torah violation.

Early Acharonim
Lenient
Strict
Lesser cited
Major authority

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