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Questions tagged [sleep]

For questions pertaining about sleep, like what happens when you sleep, when are you allowed to sleep, and waking up after sleep.

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Why things in the Torah are “caused” by dreams but on Purim by insomnia?

Frankly this question was asked by my Chevrutah today. We see that many things in the Torah are caused or moved by sleeping and dreaming - Yaakov dreaming of the Ladder, Yossef having fights with his ...
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1answer
35 views

Why was R’ Elazar certain that anyone sleeping during the day with wine was either a craftsman, a scholar, a night worker, or a thief?

Bava Metzia 83b records that R’ Elazar son of R’ Shimon approached a Roman officer and asked him how he is successful at catching crafty criminals (citing a passuk to that effect). The guard asked him ...
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Is general anesthesia or coma considered sleep?

Based on this article "Sleep vs Coma vs Anesthesia", Is general anesthesia or coma considered Halachicly as sleep and in what aspects (like should one say Hamapil before or Birkas Hatorah after or ...
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In what aspects is sleep considered 1/60th of death?

אש אחד מששים לגיהנם... דבש אחד מששים למן שבת אחד מששים לעולם הבא שינה אחד מששים למיתה חלום אחד מששים לנבואה ...sleep is one-sixtieth of death (Brochos 57b) In what aspects is sleep ...
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183 views

Question about using the same bed after divorce

Let's suppose a married couple have relations in a specific bed, then divorce and one of then (let's suppose the man), keeps the bed in his house after the divorce. Can that man have relations with ...
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2answers
85 views

Sleeping and listening to something that's a Mitzvah

Is there anything that someone can listen to that is as if he is doing mitzvot or good things or even teshuva while he is trying to sleep or asleep? I’ve heard subconsciously you still realize ...
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2answers
94 views

Why is sleep described as imprisonment?

Every night, we make the Berachah of המפיל חבלי שנה על עיני, Who causes the binds of sleep to fall on my eyes (Berachos 60b; SA OC 239:1), and in the morning, we make the Berachah of מתיר אסורים, Who ...
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196 views

CPAP on Shabbat

What is the halacha for using a CPAP machine for sleep apnea, that must be used daily, on Shabbat? A CPAP machine for sleep disorders obviously would be switched on before retiring to bed and off ...
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1answer
78 views

Do you need to say Krias Shema Shel Hamitah if you don't go to sleep at night?

If you work the night shift and always go to sleep during the day do you say Krias Shema Shel Hamitah? Edit: Question is mostly about the actual Shema, the brachos seems like people mostly saying you ...
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1answer
165 views

Is it forbidden for a man to sleep on his stomach?

We learned in Brachot 13b that R' Yehoshua ben Levi "cursed one who sleeps perakdan". There is a disagreement among the rishonim as to what perakdan means(face-up according to Rashi, Tosafot; face-...
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199 views

Sleeping with feet uncovered for unmarried men

I was reading a book and the author mentioned as an example of someone being careful in Halacha that he "slept with his feet uncovered, as is the Halacha for unmarried men." I have never heard of this ...
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The soul and Sleep

I’ve heard from a Rabbi that the falling feeling you get while your sleeping that wakes you up (known as the hipnic jerk) is your soul falling back into your body. Are there any other sources that ...
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1answer
146 views

borrowed my Teffilin, fell asleep, nocturnal emission

If somebody borrowed my Teffilin, and then accidentally fell asleep while wearing them, and during his sleep experienced a nocturnal emission, have my Teffilin become spiritually damaged at all?!
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0answers
141 views

Couples sleeping in a bed in public view

This question / answer discusses the issue of Couple's showing affection in public. In regard to that, I was wondering whether it would be permitted / appropriate for a couple to sleep in a bed ...
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62 views

What does “One should not be awake among the sleeping, nor shall he sleep among the awake” require?

It is stated in Derech Eretz Zuta 5:2 - מסכת דרך ארץ זוטא ה-ב and cited by the Be'er Heitev in OC 170:16 לא יהא אדם ער בין הישנים, ולא ישן בין הערים. ולא בוכה בין השוחקים, ולא שוחק בין הבוכים....
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Bedtime Shema and אל מלך נאמן

Orach Chayim 61:3 (based on Berakhot 60b) says that the chazan should repeat ה' אלהיכם אמת after the 245 words of the Shema, in order to have 248 words in total, which corresponds to the traditional ...
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3answers
4k views

Is somebody who dozed off behind the wheel liable for damages?

If someone dozed off behind the wheel and caused serious injuries to his passengers, is he liable for the damages? The premise of the question is that perhaps, because he dozed off, the driver is ...
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0answers
113 views

Speaking 30 minutes after hamapil

A person is discouraged from speaking after reciting the blessing of "Hamapil" before bed (Magen Avraham 239 s.v. ומברך המפיל explaining why the SA says to say Hamapil after Kriyas Shema). Someone ...
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125 views

The practice of lucid dreaming

There has been a bit of discussion lately about lucid dreaming. This results from a state of consciousness in which the person dreaming is aware that they are asleep and can now control every aspect ...
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1answer
224 views

Can a single man buy a used mattress from a single woman?

Can a single man buy a used mattress from a single woman? Is there any halachic (e.g. concerning modesty, I know that there are specific prohibitions for single men in halacha) issues that I am not ...
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Are there sources explaining sleep talking/walking?

I have heard of interpreting symbols, things or people who appear in a dream like Eliyahu. I have also - in regards to sleep - heard of Rabbonim who could recite or review Torah in their sleep. In a ...
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2answers
222 views

Modeh Ani - naps?

I started saying Modeh Ani with my daughter every morning which is great. She's a baby and she takes a few naps a day. Should I say it Every time she wakes up or just in the morning?
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Unconsciousness in Jewish Thought

Yes, that pun was intended. We know that sleep is 1/60 of death, and dreaming is 1/60 of prophecy (Brachos 57b). This is because it's a partial death, in which a piece of the Neshamah leaves the ...
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1answer
143 views

Why are we impure when we wake up?

I've heard from morim and shiurim that when we wake up we're impure, or at least our hands are impure. That's why netilat yadayim should be one of the first things he do when we wake up. But I've also ...
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1answer
232 views

Can one sleep in a room with a tefillin bag/tefillin in the room?

Can a person sleep in a room with their tefillin bag? Does it matter that the tefillin is in the tefillin bag? Also, if the answer is no, what can one do on Friday night, if one finds out that ...
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1answer
140 views

Guarding payos overnight

Men must sleep on their side, but, besides for aiding digestion, this tends to mess up long nicely curled payos. How does one protect them overnight from becoming disheveled by lying on them? Note ...
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0answers
36 views

Insomnia and Modeh Ani [duplicate]

I am wondering what is done in the case of people who have insomnia. I usually sleep about 4 hours a night and I wake during those hours maybe 5 or 6 times. I got into the habit of saying Modeh ani ...
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0answers
246 views

Yichud while sleeping

If a Jewish man is alone in the same house with a woman, prohibited to him with kares (e.g. his mother-in-law, or some other eishes ish), and he is sleeping: is he in violation of yichud while ...
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2answers
1k views

Is Astral Projection allowed in Judiasm and Halachah?

I'm currently studying the subject and am interested in trying it out basically when you go to sleep your soul departs however it happens unconscionably without you being aware of it happening ...
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121 views

Best sleeping position?

I think it was in the Shulchan Aruch that I once read that the best sleeping position is laying sideways over the right side. I remember there were reasons for this but I can't recall what they were. ...
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1answer
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Difference between Slumber and Sleep

In Tehillim 121, David says of Hashem "הִנֵּה לֹא-יָנוּם, וְלֹא יִישָׁן שׁוֹמֵר, יִשְׂרָאֵל." At first glance, this appears redundant, נום means slumber and שנה means sleep. What is the difference ...
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1answer
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Does חי נושא את עצמו apply only when the human being is conscious?

The concept Gemoro Shabbos 94a that חי נושא את עצמו - a living being “carries itself” - means that someone who carries a living being out on Shabbos unwittingly is not liable to bring a sin offering. ...
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1answer
255 views

What's the minimum amount of work necessary to recite “Asher Yatzar” after using the bathroom in the middle of the night?

If one woke up in the middle of the night to use the bathroom, what is the least amount of work one must do (e.g. just rinse the finger tips or rub the hands against one's clothing) that would allow ...
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1answer
570 views

What are the halachic considerations regarding davening after staying up all night on Shavuot?

There is a wide-spread minhag to stay up all night on the evening of Shavuot and learn until shacharit in the morning. I know that when people do that, there are some necessary changes to the morning ...
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1answer
184 views

Speech After Recitation of HaMapil

What do halachic sources say regarding speech after the nocturnal blessing of HaMapil? Of particular (but not exclusive) interest are the earliest sources that prohibit speech after the recitation. ...
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2answers
156 views

Staying up all night and suffering on Yom Tov

The Maharal in his commentary on the Haggada (Gevurot Hashem) explains the significance that the Tannaim were relating the story of the Exodus until they were informed by a student that it was time ...
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2answers
203 views

Saying Hamapil after Alos Hashachar

If one was up all night and went to sleep after Alos Hashachar does one still say Hamapil?
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63 views

Waking Up in Halacha

The first halacha in Shulchan Aruch debate: One should strengthen himself like a lion to get up in the morning to serve his Creator, so that it is he who awakens the dawn. Rema: At least, one ...
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2answers
229 views

Was Haman so discourteous as to bother the king's sleep?

There are 2 related parts to this question: 1) Haman is annoyed with Mordechai and discusses with Zeresh, his wife and his wise advisers what to do. In Esther 5:14, they tell him to make a tall tree, ...
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0answers
389 views

Is it ok to Text After Kriyat Shema al Hamita?

Is it okay to text after saying kriyat shema al hamita? You're not supposed to talk afterward, as it says: Tremble and sin not. Reflect in your hearts while on your beds, and be utterly silent. -...
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1answer
159 views

Bracha on Tzitzit

If one takes a nap and has the intent to put tzitzit back on, does he need to make a new bracha when he does so? Is it considered hesach hadaas (loss of concentration)? Or does his intent obviate ...
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1answer
132 views

Ad delo yada and being asleep how does it work?

As we know a person sleeping is פטור מן המצוות exempt from mitzvos. So how can it be – as the Rema states famously – that while you are asleep you fulfill עד דלא ידע (having drunk until ...
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116 views

What's the source for the phrase in Krias Shema al HaMitah: : …בְּשֵׁם יְיָ אֱלֹקֵי יִשְׂרָאֵל and to recite it 3x?

What's the source for the actual phrase that is cited in Krias Shema al HaMitah: בְּשֵׁם יְיָ אֱלֹקֵי יִשְׂרָאֵל: מִימִינִי מִיכָאֵל וּמִשְּׂמֹאלִי גַבְרִיאֵל וּמִלְּפָנַי אוּרִיאֵל וּמֵאֲחוֹרַי ...
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1answer
64 views

Kohanim slept on guard?

The very start of mishnayos maseches Midos mentions that the kohanim guarded the bes hamikdash in three locations, including bes hamokad, a room on the north side of the mikdash courtyard. The mishna ...
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86 views

Latest time to say asher yatzar after bed time? [duplicate]

Say you said hamapil with shema and went to bed and immediately after got the urge to use the bathroom. Can you still say asher yatzar or once you head to bed you don't say asher yatzar until the ...
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7answers
4k views

married couples never sleeping in the same bed

I have heard that many Orthodox married couples never sleep in the same bed, even during the times that they are permitted to each other. Coming from a non-Orthodox background, this seems shocking to ...
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1answer
154 views

Morning blessings when going back to sleep

I recite the birchot ha-shachar according to the Rambam, which is to say the first thing I say in the morning is elohai neshama, then I sit up and say matir asurim, etc. If I get up early in the ...
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128 views

Rabbi Akiva seeing Bar Kochba sleeping on his back?

I once saw it in some sefer that Rabbi Akiva saw Bar Kochba sleeping on his back (not on his side) and then he knew that he wasn't Mashiach. Does anyone know where this is written? I'm pretty sure its ...
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1answer
173 views

Why is sleeping with shoes on a taste of death?

The gemarah in Yoma 78b teaches that sleeping with shoes is a taste of death. This is also codified in halacha. I would like to understand why this is the case. What is it about sleeping with shoes ...
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3answers
772 views

On Shabbat, if one can't sleep, may one consume valerian tea? Valerian root powder? Other non-prescription remedies?

Occasionally, on Shabbat, I've had trouble sleeping. The Doctors Book of Home Remedies (20th anniversary edition) (Rodale, 2010) includes a section about insomnia, which includes a long list of home ...