Is a person who voluntarily undertakes a private fast day (without communal obligation) called 'holy' or 'a sinner'?

Fasts & MourningPrivate Fasts

Synopsis

Sources dispute whether private voluntary fasting is praiseworthy (merits as holy) or self-harmful and thus sinful, depending on the person's capability and circumstances.

Early Acharonim
Late Acharonim
Lenient
Strict
Lesser cited
Major authority

Discussion

Discussion coming soon.

The Daily Law

One question. Every opinion. Every morning.

A new halakhic question and the full spectrum of rabbinic thought, delivered daily.