Why stress does this
When you’re under pressure, your body changes its priorities. For some people that switches appetite off: there’s no room for food when everything feels urgent. For others, food becomes the quickest way to feel briefly better, because it works, for about ten minutes. Which way you go is mostly temperament and habit. Neither is a weakness, and both tend to get worse the longer the stress goes on without a break.
The buffer: regular meals
The single most useful thing, in both directions, is eating at roughly regular times whether or not you feel like it. If stress kills your appetite, regular small meals keep your energy and mood from dropping through the floor, which is what makes stress feel unmanageable. If stress makes you eat, regular meals mean you’re rarely truly hungry when the urge hits, and the urge is easier to notice for what it is. Three meals and something in between, kept simple, is the whole plan.
In the moment
A stress urge peaks and passes. Breathing slowly for a minute, in for four and out for six, gives it time to pass and gives you a gap to choose in. If you then still want to eat, eat, deliberately: a plate, a seat, your attention on it. Eating that way satisfies something. Eating standing at the fridge while scrolling doesn’t, which is why it keeps going. If you can’t eat, make it tiny and easy and don’t argue with yourself about it.
Afterwards
Whatever happened, let it be what it was. Guilt is the thing that turns a stressful evening into a bad week, because it drives the skipping and the secrecy that keep the cycle alive. You ate more than you meant to, or less than you needed. That’s information about how stressed you are, not a verdict on you.
When it’s more than stress
If eating has become the main way you cope, if it happens in a way that feels out of control, or if it’s followed by shame, hiding or making up for it, that’s worth talking to someone about. Those patterns are common and they respond well to support. Your GP is a good first call, and Beat, the UK eating disorder charity, helps anyone worried about their eating, whatever it looks like.