If you've lost and regained the same weight more times than you can count, the problem probably isn't you. It's the approach. Restrictive diets are designed to be temporary, and your body is designed to defend against them. Here's how a dietitian thinks about weight in a way that's sustainable and far kinder. This is general education, not individual medical advice. For a plan that fits your health and history, a dietitian can help.
Why your body fights back against dieting
Weight isn't just willpower in vs. willpower out. Your body actively defends a range it's used to, which is why aggressive dieting so often rebounds.
Your body has a 'set range'
your body works to keep weight within a familiar range by adjusting hunger, fullness and even how much energy you burn. Cut calories hard and it pushes back, with more hunger and less energy.
Restriction raises the volume on hunger
the more restrictive the diet, the stronger the hunger and cravings that follow. This isn't a character flaw; it's biology doing its job.
The cycle itself is the problem
repeated loss-and-regain (yo-yo dieting) is stressful, discouraging, and can make each attempt feel harder. Stepping off the cycle is often the real win.
What to focus on instead of dieting
Sustainable change comes from a handful of habits, repeated, not from rules you white-knuckle for three weeks.
- Eat enough, regularly. Skipping meals to 'save' calories usually backfires into overeating later. Steady, balanced meals keep hunger manageable.
- Build balanced plates. Protein, fibre-rich carbs, vegetables and some healthy fat keep you full and your energy steady.
- Add before you subtract. More vegetables, fibre and protein naturally crowds out less helpful choices, no banning required.
- Move in ways you enjoy. A walk along the Rideau Canal or a trail in Gatineau Park counts; consistency beats punishing workouts you dread.
- Mind sleep and stress. Both quietly drive hunger and cravings. Often the highest-impact change isn't on your plate at all.
- Drop the 'good food / bad food' labels. Guilt fuels the cycle; flexibility ends it.
The number on the scale
Chasing a fast-falling number usually means restriction, which sets up rebound. Focusing on sustainable habits tends to improve health markers and, for many people, gradually settles weight without the misery. Day-to-day scale swings are mostly water and meals, not fat.
Common questions
- Can I manage my weight without going on a diet?
- Yes, and for most people it works better. Sustainable weight management comes from consistent, balanced habits (eating enough, balanced plates, movement you enjoy, sleep and stress care) rather than restrictive diets that tend to rebound. A dietitian can help you build an approach that fits your life and health.
- Why do I always regain the weight I lose?
- Usually because the method was too restrictive to sustain. Your body defends a familiar weight range by increasing hunger and lowering energy use when you diet hard, so the weight returns once you stop. Gentler, consistent habits are far less likely to rebound.
- Is it okay if my weight doesn't change much?
- Often, yes. Many health benefits, like energy, blood sugar, blood pressure, fitness and mood, improve with better habits even when weight stays fairly stable. Weight is just one marker, and chasing it with restriction can do more harm than good.
- How can a dietitian in Ottawa or Gatineau help?
- A registered dietitian helps you step off the diet cycle and build sustainable, individualized habits, taking into account your health history, preferences and goals, without rigid rules. If you'd like that kind of support, you can book a consultation with our team.
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From your dietitianYou don't need another diet. You need habits gentle enough to keep, and a plan that works with your body, not against it.
Rana Daoud, R.D.
