Breathing exercises in therapy: which one, for whom, and when it backfires

There’s something almost unreasonable about it. You can’t tell your heart to slow down. You can’t instruct your stomach to unclench, or your thoughts to stop racing. But you can breathe out slowly — and when you do, the rest of the body tends to follow.

Breathing is the one part of the stress response that sits right on the border between automatic and chosen. That’s what makes it such a useful tool in therapy: it gives clients a lever they can reach, in a system that otherwise feels completely out of their control.

But like any tool, it can be used well or badly. The right technique for one client is the wrong one for the next, and for some people, breathing exercises can make things worse. Here’s how to tell the difference.

Why the out-breath matters most

If you remember one thing about breathing for calm, make it this: the out-breath does most of the work. Breathing in tends to speed the heart up slightly; breathing out tends to slow it down. Make the out-breath longer than the in-breath, and you tilt the balance gently towards settling.

Slowing the overall pace helps too. Much of the research on breathing and heart-rate variability — a marker of how flexibly the body moves between stress and rest — has looked at slow breathing at around five to six breaths a minute. It isn’t magic, and it isn’t a cure. But it’s a reliable, repeatable way to lower the volume.

Four patterns, and what each is for

Most of the techniques you’ll come across are variations on the same idea: slow down, and lengthen the out-breath. Where they differ is in the details — holds, counts, rhythm — and those details matter for different clients.

If you’re not sure where to start, start with the long exhale. It has no holds, nothing to count wrongly, and almost nobody finds it threatening. You can build from there.

When breathing backfires

This is the part that rarely makes it into the wellness articles. For some clients, at some times, a breathing exercise is the wrong intervention — or needs careful adapting.

Panic. Clients with panic disorder are often already hyper-alert to body sensations. Asking them to focus closely on their breathing can turn the volume up rather than down. And there’s a subtler problem: if breathing becomes the thing they do to stop a panic attack, it can turn into a safety behaviour — something that prevents them learning that the panic would have passed anyway. Many exposure-based approaches to panic deliberately leave breathing techniques out for exactly this reason.

Over-breathing. Some anxious clients already breathe too fast or too deeply. Adding “deep breaths” makes it worse. Watch for dizziness, tingling in the fingers or around the mouth, or chest tightness, and slow everything right down.

Trauma. For some survivors, closing their eyes, sitting still, or focusing inward can feel unsafe. Breath focus can bring body memories closer, not further away. Offer it as an experiment, keep eyes open, and let the client lead.

Medical conditions. Long breath holds aren’t a good idea for clients with asthma or COPD, or in pregnancy. Gentle, natural breathing is safer, and it’s worth checking with the client’s doctor if you’re unsure.

Choosing for the person in front of you

So which one? It depends far less on the technique than on the client and the moment. A few common situations:

How to introduce it

• Practise when calm. A breathing technique learned in a calm moment is far easier to use in a hard one. Teach it first, then use it.
• Offer, don’t instruct. “Would you like to try something with your breathing, just to see how it feels?” Clients who feel in control are more likely to find it helpful.
• Eyes open is fine. Many clients feel safer with their eyes resting on a point on the floor. Nothing is lost.
• Ask what they noticed. “Did anything change, even a little?” Their answer tells you whether to keep going, adapt, or try something else.

A small lever, used well

Breathing exercises won’t resolve the reasons a client is anxious. That’s not their job. What they can do is give someone a small, reliable way to lower the volume — enough to think, to stay in the room, to get through the next ten minutes. Chosen carefully, for the right person, that’s a quietly remarkable thing to be able to offer.