The “calories in, calories out” model, also known as the energy balance model, has dominated weight management for decades. The promise is simple: to lose weight, you just need to burn more calories than you consume. Simple math, right? If only it were that easy..
My complicated relationship with numbers
Math was never my strong suit. All the private tutoring my parents signed me up for couldn’t change that. I simply never had an affinity for it – or maybe I just didn’t care enough. To this day, I still have those nightmares where I sit down to a math exam unprepared, staring anxiously at problems I don’t know how to solve.
So the long-standing, prevailing calorie-counting paradigm of weight loss I’ve grown up with has always felt like a punishment to me. Even when I tried using weight loss apps to track my food intake, the constant estimating of quantities and recording every bite was so draining. It seemed like my entire day became about numbers and tracking, stripping away the joy of food and eating. Unsurprisingly, calorie-counting never worked for me, at least not in any sustainable way.
Turns out though that I’m not the only one, and my disinterest for math may not be the one to blame. In more recent years, and whilst the “calories in, calories out” model remains engrained in diet culture, this old story is increasingly being challenged.
The problem with ‘simple’ math
In theory, the model makes sense on paper. But in practice, for real human beings in the real world —with emotions, hormones, histories, and busy lives— it rarely works, at least not sustainably.
Worse, this paradigm has been toxic. Because if weight loss is supposedly just about numbers, then anyone who struggles must simply lack willpower… right? That’s the dangerous, damaging narrative many of us have internalized. What’s supposed to bring us life and health becomes a source of control and shame. And for some, the over-diligence of counting every calorie has even tipped into disordered eating.
Even when we try to move beyond counting by following “alternative” plans—like Keto, Dukan, or intermittent fasting—we often stay trapped in the same logic of strict regulation and restriction.
What science actually says
Supporting what you probably already know from your lived experience —namely that calorie counting isn’t efficient at losing weight sustainably (no, you’re not a failure!) — more and more evidence shows that weight regulation is far more complex than the calorie math suggests. Several new frameworks are offering healthier, more empowering perspectives. For example:
- The carbohydrate-insulin model argues that what we eat matters more than how much. Refined carbs and sugars spike insulin, encouraging fat storage and hunger, while pairing carbohydrates with protein, fiber, and healthy fats can stabilize blood sugar and keep energy and appetite steady.
- Set point theory suggests our bodies have a natural “weight range” they try to maintain. Extreme dieting often backfires because the body fights back – slowing metabolism and ramping up hunger hormones.
- Metabolic adaptation research highlights that chronic restriction actually teaches the body to burn fewer calories over time, making long-term weight loss harder – not easier.
- Mindset and self-love approaches, my personal favorite, remind us that health is more than a number on the scale. Approaches like intuitive eating, mindful eating, and body-neutral practices (refer e.g. to the Health at Every Size movement) encourage us to listen to hunger and fullness cues, process emotions without punishment, and build sustainable habits grounded in self-respect rather than self-criticism. Crucially, research shows that when people improve their self-esteem and body image, they’re more likely to make sustainable lifestyle changes — not out of shame, but out of genuine care for themselves. Diet culture tells us we have to hate our bodies into submission, but the truth is the opposite: when we respect and appreciate our bodies, we naturally want to nourish them (see e.g. refs below).
The formula for lasting health
Together, these perspectives help dismantle the myth that “calories in, calories out” is the whole story. They point us toward a deeper truth: sustainable health has never been about micromanaging numbers for the rest of your life. In fact, this may be more harmful and beneficial. In contrast, we’d benefit from understanding what our bodies and foods are made of, recognizing our hunger signals, honoring our emotions, and cultivating a mindful, compassionate relationship with food and with ourselves.
That’s what I’ve discovered for myself as well. After years of yo-yo dieting — trying everything from ketogenic and low-carb plans to strict calorie tracking and excessive exercise — I only managed to lose weight sustainably when I stopped following diet culture’s rules. Instead, I chose to focus on myself: losing weight for my own wellbeing, not for what others might think or societal standards of beauty. I learned about food and focused on truly nourishing my body and soul, processed and released emotional baggage, started enjoying movement again, and completely let go of calorie counting. It was a big change, but I’m incredibly grateful for it. Not only did I slim down in a way that felt natural and aligned, I also reconnected with myself, my body, and built a strong foundation of self-esteem that can never be taken away, no matter what the scale says.
Take that, math exams of my youth! You don’t need numbers to take care of yourself. The formula is simple: honor your body, feed your soul, and actually enjoy your life. All the things my inner child would perhaps have been better off prioritizing learning in the first place. Luckily, life isn’t fixed, and we can always teach ourselves the lessons our younger selves missed.
Are you ready to stop counting and start living? Let’s talk about a better way forward—book a connection call with me today.
See e.g.
Breines, J. G., & Chen, S. (2012). Self-compassion increases self-improvement motivation. Personality and Social Psychology Bulletin, 38(9), 1133–1143. https://doi.org/10.1177/0146167212445599
Kelly, A. C., & Stephen, E. (2016). A daily diary study of self-compassion, body image, and eating behavior in female college students. Body Image, 17, 152–160. https://doi.org/10.1016/j.bodyim.2016.03.006
Linardon, J., Messer, M., Rodgers, R. F., & Fuller-Tyszkiewicz, M. (2021). Body positivity and self-compassion on a publicly available behavior change weight management program. International Journal of Environmental Research and Public Health, 18(24), 13358. https://doi.org/10.3390/ijerph182413358
Mantzios, M., & Wilson, J. C. (2015). Exploring mindfulness and mindfulness with self-compassion-centered interventions to assist weight loss: Theoretical considerations and preliminary results of a randomized pilot study. Mindfulness, 6(4), 824–835. https://doi.org/10.1007/s12671-014-0325-z
