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Torah · 3:22

Rav Asher Weiss on the practical halachos of drinking & eating shiurim on Yom Kippur when necessary

1.7K views · Sep 28, 2025

Rabbi Asher Weiss

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was asked by Rabbi Rosenstein to just simply explain what is all about. Many areas in the TA is a very fundamental concept primarily when dealing with mitzvah. How much do you need to eat? Eating just one little crumb or speck logically is not sufficient. So the she is kazum. There's a different sh which is keris. Kazayas is the size of an olive and cervis is the size of a date including its pit. If you eat a sh that is a harsh a if you eat less than a sh it still is an but it's more lenient and therefore if the doctor says somebody must drink or eat in most cases it's more about

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  1. 0:00was asked by Rabbi Rosenstein to just simply explain what is all about. Many areas in…
  2. 0:33There's a different sh which is keris. Kazayas is the size of an olive and cervis…
  3. 1:04fluid it's about drinking and if possible then we prefer drinking less than a shear this…
  4. 1:36minutes you're on the safe side. It is not permissible just for nothing. Not even if…
  5. 2:08minutes. This is the quantity that you need to drink. I hope nobody will need these…
  6. 2:39So the size of a mediumsiz date that is the sheer of cassettes. So you might…
  7. 3:09drink together. Drinking this cup and eating a date you could do them both together and…

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