Is it a proper practice (minhag) for pious individuals to fast on every Erev Shabbat?

ShabbatErev Shabbat Preparations

Synopsis

The Shulchan Aruch records that it is the practice of pious individuals (anshei ma'aseh) to fast every Erev Shabbat. Major authorities debate whether this is appropriate or whether fasting on Erev Shabbat is actually forbidden, except for those who have sensitive digestion.

Early Acharonim
Late Acharonim
Lenient
Strict
Lesser cited
Major authority

Discussion

Discussion coming soon.

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