Every year, around the Sunday after Simchas Torah, my inbox tells the same story. The messages come from people who just hosted twenty guests, danced until their feet hurt, felt close to Hashem, felt close to their families, and now feel nothing. Flat. A little sad. Sometimes guilty about being sad, which makes the whole thing worse. One woman last year put it perfectly: she said she spent six weeks cooking for joy and then woke up one Tuesday and could not figure out why she wanted to cry.

If you have felt that, you are not broken and you are not ungrateful. You are experiencing something with a real name and a real biological cause. It happens to people of every age, every level of observance, and every personality type. And once you understand what is actually going on, it stops feeling like a personal failure and starts feeling like weather you can dress for.

This piece is about the emotional drop that follows an intense Yom Tov, why it hits the Jewish community in a particular way, and what to do about it. It is not about clinical depression, though I will show you where the line is so you know when to reach for more help.

The mechanism: What the post Yom Tov crash actually is

The post Yom Tov crash is a temporary mood drop that shows up after a long, emotionally charged, high stimulation period ends. Psychologists outside our world call the closest version of it the let down effect. Marc Schoen, a clinical professor at UCLA, has spent decades documenting how people stay healthy and energized straight through a demanding stretch, then crash the moment the pressure lifts. The body was running on stress hormones, the stress lifts, and the sudden drop leaves a gap.

Here is the mechanism in plain terms. During Yom Tov prep and the Yamim Tovim themselves, your system runs hot. Cortisol and adrenaline stay elevated to help you carry the load, and dopamine, the brain chemical tied to anticipation and reward, stays high because there is always a next thing coming. The next meal, the next guest, the next aliyah, the next dance. When it ends, those chemicals fall off a cliff. Reporting on the post holiday version of this, Headspace notes that as the excitement ends, dopamine drops and the mood shift follows. Your brain got used to a certain level of stimulation and now the room is very, very quiet.

That quiet is the crash. It is not a sign that the Yom Tov was fake or that your happiness was not real. The opposite, actually. You only crash from a height you genuinely climbed.

Why us: Why this lands harder in frum life than people admit

The general post holiday blues lasts a weekend for most people. Ours can stretch longer and cut deeper, and there are specific reasons why.

The intensity is higher and the runway is longer. Tishrei alone is a marathon. You go from the awe of the Yamim Noraim into the all consuming logistics of Sukkos, into the emotional peak of Simchas Torah, often across four or five weeks of disrupted sleep, disrupted work, and almost no normal routine. A secular Thanksgiving is a long weekend. Tishrei is closer to a season. The longer the elevation, the steeper the descent.

The togetherness is total, and then it is gone. For a few weeks your home is full. Children are home from school, married kids are in for the meals, the table is loud. Then the chairs are folded up and the house goes silent on a regular Wednesday. That contrast hits people who live alone the hardest, but I see it in big families too. The silence is louder when it follows noise you loved.

And then there is the part nobody says out loud. We are not great at letting ourselves feel down right after a chag. There is a quiet pressure to stay b'simcha, to be grateful, to not waste the inspiration. So when the low mood arrives, a second layer arrives with it: shame about the low mood. That shame is the part that turns a normal three day dip into a two week spiral. The feeling is not the problem. The fight against the feeling is.

The signs: What the crash looks like day to day

People expect sadness. The crash is sneakier than that. It usually shows up as some mix of the following, and most people get a few, not all.

• Flatness more than sadness. Not crying, just gray. Things that normally interest you feel like effort.
• Irritability over small things. The dishwasher, the carpool, a tone of voice. Your fuse is short because your reserves are empty.
• Physical wipeout. Headaches, a cold that arrives the instant Yom Tov ends, stomach trouble. The let down effect is physical too, not only emotional.
• A specific kind of loneliness. You were surrounded by people and now you miss something you cannot quite name.
• Low grade guilt. A nagging sense that you should be holding onto the inspiration and you are failing at it.

If you read that list and recognized yourself, take a breath. This is a recognized pattern, not a character flaw. Naming it is the first real intervention, because a named experience is one you can work with instead of one that just happens to you.

The line: When it is more than a crash

Most post Yom Tov dips lift on their own within a week or two as your routine returns. The crash is self limiting. Depression is not. That distinction matters, so here is how to tell the difference without guessing.

A crash improves as normal life resumes. You have bad mornings but also moments of feeling like yourself. You can still function, even if everything takes more effort than usual. The general guidance from clinicians is straightforward: if the low mood is still there after a couple of weeks, if it is getting worse rather than better, or if it is stopping you from functioning, that is the line where post holiday blues may be something more, such as depression or seasonal affective disorder.

What helps: What actually helps, and what does not

Most advice for this tells you to bounce back fast. Get straight into routine, stay busy, push through. I want to push back on that, because the bounce back framing is part of what makes people crash harder. You are not a phone that needs to be plugged back in at full brightness. You are a person who just came down from a height, and the goal is a soft landing, not an instant reset.

Here is what I actually walk clients through.

Expect it, and put it on the calendar

The single most protective thing is to stop being ambushed. If you know that the Tuesday after Yom Tov tends to be hard, you can plan for a gentler week instead of scheduling your most demanding meetings and then wondering why you fell apart. Naming the dip in advance strips it of half its power. You are no longer asking what is wrong with me. You are saying, right, this again, I know this one.

Lower the dose slowly instead of going cold turkey

The crash is partly a stimulation withdrawal. So do not slam the door on connection the second Yom Tov ends. Keep one warm thing on the calendar for the week after. A coffee with a friend, a phone call with the kids who left, a small get together. You are tapering the stimulation down rather than cutting it off, which gives your nervous system a ramp instead of a drop.

Protect sleep and light before anything else

Tishrei wrecks both. Your body clock is scrambled and the days are getting shorter at exactly the same time. Getting morning light in the first week back, even ten minutes outside or near a bright window, helps reset the system that governs your mood and energy. This is small and it is not glamorous and it works better than most things people try.

Let the inspiration be a seed, not a standard

This is the reframe I care about most. People treat the inspiration of Yom Tov like a fuel tank that is supposed to last, and then they panic when it drains. It was never meant to last at full intensity.

The goal is not to feel on Cheshvan Tuesday the way you felt on Simchas Torah. The goal is to take one small, real thing from the height and carry it into ordinary life. One kavana. One five minute practice. One relationship you want to tend. Small and sustained beats big and gone.

And the thing that does not help: forcing gratitude on top of a real low. Telling yourself you have no right to feel down because look how much you have. That does not produce gratitude. It produces shame wearing a gratitude costume. You can hold both. The Yom Tov was a gift and the comedown is hard. Both are true at once.

Going forward: Why this is worth taking seriously now

Conversations about mental health in the frum world have shifted in the last few years, and the post Yom Tov crash is a good example of why that shift matters. A decade ago, the answer to feeling flat after the chagim was usually to push it down and keep going. Now more people understand that a predictable, biological, temporary mood drop deserves a plan, not a pep talk.

The encouraging part is that this particular struggle responds well to small, early action. You do not need to overhaul your life. You need to see the crash coming, treat yourself like someone recovering from something rather than someone who failed at something, and reach for real help if the dip does not lift. That combination resolves the great majority of cases on its own.

Frequently asked questions

References

• Schoen, Marc. The Let-Down Effect: When De-Stressing Makes You Sick. Psychology Today, April 2026. psychologytoday.com
• Watson, Stephanie. The Let-Down Effect: Why You Might Feel Bad After the Pressure Is Off. U.S. News & World Report, January 2016. Featuring Marc Schoen (UCLA) and Dawn Buse (Montefiore / Albert Einstein College of Medicine). health.usnews.com
• How to Beat the Post-Holiday Blues. Headspace, December 2025. headspace.com

This article is for education and support, not a substitute for professional care. If you are in crisis or thinking about harming yourself, please reach out to a mental health professional or a trusted person today.