Mindset

Am I ready? A psychologist’s lens on bariatric readiness

Surgery is the easy part. The before, and the long after, take work. A clinical psychologist on the signals that suggest you're ready — and the ones that suggest 'not yet'.

The most common question patients ask the OptiWeight team in the lead-up to surgery is not about the procedure, the recovery, or the cost. It is about themselves. Am I really ready for this?

It is a good question. It is also a question with no single answer. Readiness is not a fixed state — it is a constellation of cognitive, emotional and behavioural patterns that, taken together, predict how someone will navigate the first two years after surgery. Some are clear yes-signals. Some are clear not-yet signals. Most patients fall somewhere in between, and the work of the lead-up to surgery is often to shift the middle into the yes column.

Here is the lens I use when I sit with OptiWeight patients in the months before they book a date.

Why mindset matters more than people expect

Bariatric surgery is mechanical. It changes the size of the stomach, the path of the bowel, the hormonal signals from the gut. These changes do most of the early work. The first six months are, in many ways, easy.

What surgery cannot do is change the way you relate to food. The patterns you brought in — the emotional eating, the night snacking, the social drinking, the use of food as comfort or reward or anaesthetic — are not removed by the operation. They are exposed by it.

Surgery does not solve your relationship with food. It clears the noise so you can see it more clearly. What you do with that clarity is the real work.

This is not a deterrent. It is the opposite. Patients who go into surgery understanding this consistently do better, because they have come prepared to do the second half of the job.

The signals that say “yes — ready”

You have stopped looking for the magic answer

Patients who arrive at surgery having tried — and failed — many things, and who have stopped expecting the next thing to fix everything, do well. They are not depending on surgery to deliver an identity. They are looking at it as a tool that does a specific job.

You are clear about what surgery cannot do

It will not fix your marriage. It will not make you confident at work. It will not heal your relationship with your parents. It may, indirectly, make all of those things easier — but it does not change them. The patients who do best are clear-eyed about this.

You have support, or you have a plan to build it

Surgery is a high-stakes life event. Recovery is much easier in the company of one or two people who know what you’re going through. This can be a partner, a parent, a close friend, a sibling — or, often, an online community of other bariatric patients. The shape doesn’t matter. The presence does.

You have processed any trauma history around food or body

Many patients with significant weight histories carry trauma. Some carry sexual trauma, where weight gain felt like protection. Some carry eating disorder histories, where weight loss is loaded with old patterns. None of these histories disqualify you from surgery — but all of them deserve to be looked at with a psychologist before the operation, not after.

The signals that say “not yet”

Active untreated depression or anxiety

The hormonal shifts of the first three months post-op exaggerate whatever mood baseline you bring in. A patient who is currently in a depressive episode will find the early weeks difficult. We typically recommend treating to remission first, then booking surgery.

Active eating disorder behaviours

Binge eating, purging, or restrictive patterns that have not been addressed are red flags. Surgery does not stop these behaviours — it changes their physiology. A patient with active binge behaviour may still binge after a sleeve, but the binge volume is now physically dangerous. We work with patients to stabilise these patterns first.

Substance use that is being managed by food

Patients who use food as the primary self-regulation tool sometimes shift to alcohol or other substances after surgery — a phenomenon called addiction transfer. We screen carefully for this and build in psychological support if the pattern looks possible.

The decision is being made for you, not by you

If you are pursuing surgery because your spouse, parent or doctor has insisted, the early commitment is fragile. Patients who choose for themselves consistently outperform patients who arrive under pressure. This is not because the surgery works differently — it is because motivation comes from the inside, and follow-through requires it.

The middle ground — and how to move it

Most patients arrive with a mix. Some yeses, some maybes, the odd not-yet. The work of the months before surgery is to gently shift those middles. This is what the psychology partnership with OptiWeight exists for.

The pre-surgical psychology assessment is not a gate-keeping exercise. It is a chance to look together at:

  • Where your eating sits emotionally — what triggers, what soothes, what sabotages.
  • The patterns you’ve built around food that will need re-building post-op.
  • Your relationship with your body, and how you imagine that changing.
  • Who in your life will help you, and who may struggle with your changes.
  • The contingencies — what your plan looks like if you regain, if you plateau, if you feel low at month four.

One question I ask every patient

If, twelve months from now, you have lost 25 kilograms and your life looks materially different — what is the one thing you are most worried might be harder than you expect? The answer tells me almost everything I need to know about where to focus our work together.

What changes — and what doesn’t — in the first year

Most patients describe the first year after surgery as a season of emotional volatility. The body is changing fast. Hormones are shifting. Old clothes don’t fit. New clothes feel strange. People notice — sometimes in ways that are welcome, sometimes in ways that aren’t. Relationships shift, occasionally in unwelcome directions.

These changes are not the surgery’s fault. They are the consequence of significant weight loss in a body and life that has been organised around higher weight. The patients who do best have either anticipated these changes, or have built in regular psychology support to navigate them as they arrive.

You do not need to be perfect

You need to be honest. You need to be in motion. You need to have done the inner work of understanding why you are doing this and what you want from it. You need to have stabilised the parts of your mental health that would compete with recovery.

You do not need to be fearless. Fear is normal. You do not need to have all your relationships in perfect order. You do not need to have your eating habits already fixed. The operation is, in part, the tool that helps you fix them.

If you are reading this and asking the question, you are already further along the readiness journey than many. The next step is a conversation — with the OptiWeight team, with your GP, and, if useful, with one of the psychologists we partner with.

The work is real. So is what you’ll have on the other side of it.

dr ashok headshot

About the author

Dr Ashok Gunawardene, FRACS

Specialist bariatric surgeon and director of OptiWeight. Fifteen years across the UK, NZ and Australia. PhD in surgical research. Examiner for the Royal Australasian College of Surgeons. Currently sees patients across Melbourne’s North and West, plus telehealth Australia-wide.

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