Weight Loss Medications Work — But What Happens When You Stop?
- Mark Mellor
- Jun 6
- 2 min read

I was quoted in a recent Herald Sun article highlighting an important reality about modern obesity medications such as Wegovy® and Mounjaro®: many people regain weight when treatment is stopped. Unfortunately, weight regain is often portrayed as a failure of willpower. The science tells a very different story.
Obesity Is a Chronic Disease
Obesity is not simply a matter of eating too much or exercising too little. It is a complex, chronic, relapsing disease influenced by genetics, biology, environment, psychology and social factors.
Medications such as semaglutide (Wegovy®) and tirzepatide (Mounjaro®) help address some of the biological drivers of obesity. They reduce hunger, increase feelings of fullness, improve food cravings and help people regain control over eating behaviours.
However, these medications do not permanently change the underlying biology that predisposed a person to obesity in the first place.
As I explained in the article:
"When a person uses these medicines to treat what is a chronic relapsing condition, stopping them doesn't mean that the biology disappears or the environment changes."
Why Weight Regain Happens
When treatment is discontinued, appetite-regulating hormones and brain pathways often revert toward their previous state.
Many patients notice:
Increased hunger
Return of food cravings or "food noise"
Reduced feelings of fullness
Greater difficulty maintaining healthy eating patterns
As a result, weight regain is common. This is not a lack of motivation or discipline. It reflects the body's natural biological drive to defend its previous weight.
The same principle applies to many chronic conditions. Blood pressure often rises when blood pressure medication is stopped. Blood sugar levels increase when diabetes treatment is withdrawn. Obesity is no different.
The Importance of Protecting Muscle
Another important point raised in the article is body composition. Weight loss is not just loss of body fat. Some muscle and other lean tissues may also be lost during treatment, particularly if protein intake and physical activity are inadequate.
This is why we emphasise:
Adequate protein intake
Resistance training and strength-based exercise
Regular monitoring
A multidisciplinary approach involving doctors, dietitians and exercise professionals
Our goal is not simply to lose weight. It is to improve health while preserving muscle, strength and physical function.
Weight Management Is More Than Medication
Medications are powerful tools, but they work best when combined with:
Sustainable nutrition strategies
Physical activity
Sleep optimisation
Behavioural support
Long-term follow-up
Successful obesity treatment is rarely about a short-term intervention. It is about creating a plan that can be maintained over time.
The Take-Home Message
Weight loss medications are among the most effective obesity treatments we have ever had. For many people they can be life-changing.
However, they should be viewed as obesity management medications rather than temporary weight-loss drugs.
Before starting treatment, it is important to understand that obesity is a chronic disease and that long-term management is often required. Stopping treatment may be appropriate for some people, but it should ideally occur as part of a structured plan with medical support.
The aim is not simply to lose weight. The aim is to improve long-term health, reduce complications and help people live healthier, more fulfilling lives.




The insights presented in the article emphasize the complexity of obesity as a chronic disease. It's crucial to understand that when medications like Wegovy® and Mounjaro® are stopped, the body's biological mechanisms often revert to previous states, leading to weight regain. The notion that this is merely a lack of willpower is misleading and simplifies the intricate dynamics at play. Razed understanding of obesity as a multifaceted condition is essential for effective long-term management.
This article sheds light on a critical aspect of obesity treatment that often goes overlooked. The discussion on how biological factors influence weight regain is significant. It challenges the narrative that equates weight regain solely with a lack of willpower. Clearly, the concept of Pay ID can apply to the mechanisms through which our body tries to defend its previous weight. Understanding this complexity is vital for developing effective long-term strategies in obesity management.
The insights presented in the article about obesity medications are compelling and highlight a crucial aspect of treatment. The mention of JackpoJjill https://canterburyfoodandwinetrails.co.nz/ emphasizes that successful obesity management isn't merely about weight loss, but rather a multifaceted approach that addresses underlying biological factors and sustainability. Understanding this complexity is essential for better health outcomes and reducing stigma around weight regain.
The article brings to light the complexities surrounding obesity and treatment. It emphasizes that stopping medications often leads to weight regain, reflecting the body's biological drive rather than lack of willpower. This aligns with the concept of chronic diseases like obesity, much like with conditions such as diabetes or hypertension, where Royal Reels of motivation can be misunderstood. Long-term management strategies are essential for lasting impact.
I would argue that the discussion resists the temptation of oversimplification. All assertions are backed by documented observations. The website enriches the reader's understanding of the subject matter. Behavioural trends are framed within interactive platform contexts.