No Time to Eat During Your Healthcare Shift? 5 Hidden Effects + How to Fix It

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Why Do I Overeat At Night? The Real Reason Might Be What You’re Not Eating During The Day

If you’re undereating or skipping meals during a busy work shift, your body and brain will push you to overeat later that night, and the fix isn’t more willpower at dinner, it’s actually eating enough earlier in the day.

I’m Kate Johnston, an Eating Habits and Weight Loss Coach and former Physician Assistant with 15 years of clinical experience, and this is one of the patterns I see constantly with the women I coach, especially nurses, physicians, PAs, and NPs.

You’re busy seeing patients all day, you fall behind schedule, and so when lunch rolls around you don’t really get a break. You grab a little baggie of pretzels, or a donut a rep brought in, or a sad pre made salad that doesn’t actually satisfy you… and then you go right back to patients, calls, and orders. By the time you finally get in the car to drive home, you’re exhausted, hungry, not in the best mood, and already thinking about the easiest possible thing you can do for dinner.

So if you’ve ever asked yourself “why do I overeat at night” even though you hardly ate anything all day, this post is going to walk you through exactly why that happens and what actually fixes it.

WWhy do I overeat at night if I barely ate during the day?

You overeat at night because your body has been waiting all day to be fed, and once it finally gets the chance, the urgency takes over.

When you’re slammed at work and ignoring your hunger signals, your brain and body don’t just forget about food. They store up that need, and by the time you finally sit down to eat, the hunger is intense and uncomfortable.

At that point you’re not making a calm, intentional choice about dinner… you’re making a survival choice. And that’s exactly when dessert sneaks in even though you already overate, or the bowl of chips on the couch ends up bigger than you meant it to be.

This is the cycle. You undereat during the day, so you overeat at night, and then the next day you’re tired and frustrated, so the pattern repeats.

What happens when you skip meals during a busy shift?

Skipping meals or underfueling during a busy healthcare shift doesn’t just lead to overeating later, it affects almost everything about how your day actually goes.

Here are 5 hidden effects of not eating enough during a healthcare shift:

• Overeating later, often to the point of discomfort, because your hunger becomes urgent rather than manageable
• Lower energy than you should have, which makes you less likely to go for that walk, play with your kid, or make it to the gym
• Lower mood throughout the day and into the evening
• Lower focus and reduced ability to think clearly, which matters a lot when you’re the one making clinical decisions
• Physical symptoms like a growling stomach, headache, nausea, or fatigue that pull your attention away from being present with patients and with your own life

And each of those effects has its own ripple of smaller effects underneath it. It’s like a tree with branches that just keep branching off.

The real problem isn’t your schedule, it’s this one belief

Here’s the thing. You might think the problem is “I don’t have time to eat a decent lunch during the day.” But that thought is actually the real problem, because you can’t keep working that way long term.

“I don’t have time” isn’t really the truth. It’s what your brain offers you in the moment because it wants to avoid the discomfort of falling further behind schedule, or the discomfort of a patient waiting a few extra minutes, or the discomfort of staying 5 minutes later to chart.

The truth is you can make time. It takes about 10 minutes to sit down and eat a sandwich or a salad, and not even 5 minutes to eat a snack like a pear, some yogurt, or a handful of nuts.

How your thoughts, feelings, and actions are driving this pattern

This is where my thought feeling action framework comes in, and it applies directly to this exact situation.

The thought “I don’t have time to eat” creates a feeling of urgency and pressure throughout the day. That feeling then drives the action of skipping meals or grabbing whatever’s fastest, rather than eating something that actually nourishes you.

And that action sets up the conditions for the next thought feeling action loop later that night, where the feeling is now intense hunger and exhaustion, and the action becomes overeating or eating past comfortably full.

Rather than trying to white knuckle your way through dinner with more willpower, the actual fix is working upstream, at the level of the thought.

When you shift the belief from “I don’t have time to eat” to “I have time and I will make time,” the feeling shifts from rushed and deprived to intentional and cared for, and the action naturally follows. That’s not a small mindset trick, that’s the actual mechanism that changes the eating itself.

How to start eating enough during your shift (step by step)

1. Notice your hunger signals earlier in the day, even if you’ve gotten so good at ignoring them that you don’t recognize them anymore
2. Build in two to three specific points in your schedule where you check in and ask yourself if you’re hungry
3. Keep something simple on hand, like a sandwich, a salad, a pear, yogurt, or nuts, so eating doesn’t require extra planning in the moment
4. Take the 5 to 10 minutes it actually takes to eat it, rather than skipping it because you feel behind
5. Notice how you feel later that night compared to the days you skip meals, so your brain gets evidence that this actually works

One of my nurse clients told me she was only ever hungry in the afternoon and at night, and that’s also when she overate.

Once she started paying attention earlier in the day, she realized she was actually hungry for breakfast too, and once she started eating something in the morning, her energy improved and her overeating later in the day went down.

The most common question I get about this: “Won’t my patients suffer if I take time to eat?”

This is the question I hear most, and I get it, because you’ve been trained that patients come first, always.

But here’s what’s actually true… if you don’t take care of yourself, your patients suffer from that.

One of my Physician Assistant clients who worked in urgent care, where she never got a set lunch break, sat down and thought through how it actually benefits her patients when she takes a break to eat, refill her water, or use the bathroom. Once she really saw that connection, she started taking breaks without guilt.

And by the way, taking those breaks doesn’t mean staying late. I never stayed late charting when I was practicing… I charted between patients while it was still fresh, and I still saw spine patients, who usually need more time and explanation. If I could do it, you can too.

Questions I hear often, that you may have too

Why do I overeat at night even though I barely eat during the day?
Because your body has been underfed all day, so by the time you finally eat, your hunger is urgent rather than manageable, and that urgency drives overeating rather than a calm, intentional choice.

Is skipping lunch really connected to weight gain?
Yes. Undereating during the day almost always leads to eating more than your body needs later, which can stall weight loss even though it feels like you’re “barely eating anything all day.”

How do I find time to eat during a busy shift?
It takes about 10 minutes to eat a real meal and under 5 minutes for a snack. The fix usually isn’t finding more time, it’s shifting the belief that you don’t have any, and then building a few intentional check ins into your schedule.

Will taking breaks to eat actually hurt my patients?
No, the opposite is true. When you’re underfed, your focus, mood, and ability to think clearly all decline, which affects your patients more than a five minute break ever would.

If you’re tired of doing this alone, the truth is you don’t have to keep figuring it out through willpower and frustration.

I help women in healthcare break the cycle of undereating during the day and overeating at night, not through restriction or another diet, but through understanding what’s actually driving it and building habits that stick.

Book a free consult and let’s talk about what’s keeping you stuck, so you can finally feel free from the food noise, free from the frustration and shame, and calm, confident, and in control around food and in your body.

Kate Johnston is an Eating Habits and Weight Loss Coach, host of the Eating Habits for Life podcast, and a former Physician Assistant with 15 years of clinical experience. She specializes in helping women in healthcare break overeating and emotional eating habits for good through mindset and strategy coaching in her 1:1 program, Lighter.