Losing weight with a personal trainer: a structured approach

Ian van der Werf

21 July 2026

Losing weight with a personal trainer: what really works? Lasting weight loss comes from rhythm, guidance and keeping strength during a deficit. We explain why guidance makes the difference.

You usually know what to do, and yet lasting weight loss does not happen. Not because you lack willpower, but because you do it on your own, alongside a busy life. Losing weight with a personal trainer brings rhythm, someone who keeps an eye on things and an approach that fits your life, without quick-fix promises.

Does losing weight with a personal trainer really work?

Yes, especially if you want it to last. A personal trainer does not just help you train, but keeps your rhythm going, adjusts where things slip and makes sure you keep your strength while you lose weight. That way you lose fat without giving up muscle, and the weight stays off too. The gain is mainly in the guidance.

Why guidance makes the difference:

Rhythm and structure. Fixed appointments and a plan that fits your week make it easier to keep going, even when things get busy.
Accountability. Someone who keeps an eye on you and honestly adjusts keeps you on track. You do not have to do it alone.¹
Keeping strength during a deficit. Weight loss works through an energy deficit, but without strength training you also give up muscle. Training makes sure mainly fat disappears.

Losing weight is more than training: nutrition and lifestyle

Training alone is not enough. What you eat, how you sleep and your daily habits matter at least as much. So at De Werf we look at the whole picture: training, nutrition and lifestyle in one journey. No lists of forbidden foods, but habits you can keep up, so weight loss moves with your life rather than against it.

A real example from our practice

"A woman came to us who had tried literally everything: crash diets, challenges, apps. Always the same pattern: a few weeks full of motivation, then a relapse and back to square one, with the shame that comes with it. We stopped giving her a new diet and started to understand where it went wrong. Together we built habits that did last. No miracle week, just slow progress, with someone keeping an eye on things. For the first time the weight stayed off."

At De Werf it starts with reflection: where are you, what have you already tried and why did it get stuck? From there we build a rhythm that fits your life and adjust along the way. That is how lasting weight loss works, with someone keeping an eye on things.

Want to lose weight in The Hague with guidance that fits you? During an intake at De Werf, discover what works for you.

Schedule an intake

Read also:
Our coaching in nutrition & lifestyle and physical training.

Sources:
¹ Losing weight - Voedingscentrum

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Frequently asked questions about losing weight with a personal trainer

Answers to the most common questions about lasting weight loss with guidance.

For lasting results, often yes. A personal trainer keeps your rhythm going, adjusts where things slip and makes sure you keep strength while losing weight. The guidance makes the difference, not a strict diet.

Yes. From our studio on Pansierstraat in The Hague we guide people in lasting weight loss, with training, nutrition and lifestyle in one journey. You come by appointment, one to one.

No. Weight loss works through a small energy deficit, but that does not have to mean a crash diet. We build habits you can keep up, so the weight stays off too.

It varies by person. We aim for lasting results, not a quick dip. Many people notice a difference in energy and how their clothes fit within a few weeks; we keep the pace healthy and sustainable.

Ready to lose weight for good?

Schedule a no-obligation intake at De Werf in The Hague. Together we look at what you have already tried and build an approach that fits your life.