About this shiur
Halachic insights on using technology for life-saving purposes on Shabbos and Yom Tov.
A 1 min hashkafa shiur by Yaakov Lemmer. Like every video on Lehallel, it was judged and approved under the Lehallel law before it ever appeared — no unreviewed result is ever shown.
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Yaakov Lemmer has 599 approved videos on Lehallel across Halacha, Hashkafa, Chizuk — every one reviewed against the same written standard before it appears.
Recently approved from the same speaker: “Tzedek, tzedek, tirdof. | Turning the Wheel” (2:07) · “Empathy - David Kushner: Amudim” (1:00) · “The Soul of a Soldier: with Rav Judah Mischel and Arky Staiman” (0:48).
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What’s said in this shiur
The opening of this shiur, in Amudim’s own words— taken from the captions, so names and Hebrew terms may be approximate.
If it's a question of prevention, and a person needs to participate in the Zoom or a phone meeting to maintain sobriety and stability, he or she is allowed to use Zoom or similar or similar technology on Shabbos or Yom Tov, and it's not a question of chillul Shabbos or Yom Tov, because that is also considered pikuach nefesh and is decheh Shabbos, as we just heard from Rav Dovid Cohen. But in that case, when it's prevention to participate in the Zoom meeting, then it should be done with a shinui while the person is logging in. Which means, if the person, he or she is a righty, they should use their left hand, preferably a finger or a knuckle. If that's impossible, because they
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About Amudim on Lehallel
828 approved videos from 2015 to 2026, 180 of them searchable by their own words. Open all of Amudim’s shiurim →
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Key takeaways
- Hashkafa — 1 min, by Yaakov Lemmer
- Approved by the Lehallel judge before appearing — never an unreviewed result
- Watch free during prelaunch on Lehallel
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Don’t just read about it — watch it
Zoom Meetings on Shabbos and Yom Tov1:12
Tzedek, tzedek, tirdof. | Turning the Wheel2:07
Empathy - David Kushner: Amudim1:00Every video is reviewed against one written standard before it can play.