Severe calorie restriction is a long-standing fad in dieting, but our bodies are not made to sustain that kind of limitation. Actually, data indicates that they will actively oppose it.
Reverse dieting, which involves intentionally increasing calories over time to sustain weight reduction while consuming more food, is one of the more recent ideas that has taken over the market. Its alleged advantages seem alluring, but what are the opinions of medical professionals?
Here, we'll define the term "reverse dieting" and consider its possible hazards and advantages in light of evidence-based research and as seen by medical experts.
Reverse Dieting?
Reverse dieting is a post-diet eating technique in which you gradually increase your calorie intake (over a period of weeks or months) in order to avoid gaining weight when you resume your prior calorie levels. It has gained popularity in the bodybuilding scene as a means of avoiding a sudden increase in weight following a competition.
During times of limitation, your body's metabolism is altered by adaptive thermogenesis, a defense mechanism that lowers your energy expenditure in an effort to halt weight loss. On the other side, reverse dieting tries to increase calorie intake following calorie restriction in order to increase metabolic rates and reduce fat accumulation.
While this makes logical sense, it's vital to highlight that some reverse dieting practises worry medical specialists.
How should reversing diets operate?
There is no "one size fits all" reversal diet since every person's body is different. Reverse dieting proponents advise dieters to increase their weekly calorie intake by 2% to 3%, with a focus on carbs and fat. Theoretically, until you hit your pre-diet calorie count or another calorie target, you would gradually increase your calorie intake each week. Your current calorie consumption, preferred strategy, and target calorie range will all be considered when designing your reverse diet.
Does Reverse Dieting Pose Any Risks?
Reverse dieting has several drawbacks and possible risks, so not everyone should try it. Anybody interested in trying a kind of reverse dieting should first speak with their doctor or a qualified dietitian. If you increase your calorie intake, there is always a chance that you may gain weight. The American Psychological Association claims that the science driving weight swings, which involves both physiological and psychological components, is more intricate than just consuming more calories. A person who consumes less calories would undergo hormonal, metabolic, and cognitive changes that might make maintaining weight loss difficult.
Furthermore, long-term, restricted dieting has been linked to changes in a number of hormones, including leptin, ghrelin, and insulin, which may alter your metabolic rate and, eventually, cause swings in weight and make it more difficult to lose weight or keep it off.
The registered dietitian behind Jen Marie Nutrition in New York, Jennie Waegelein M.S., concurs that following extremely low-calorie diets has an influence on hormones.
The body is intelligent; its sole objective is to survive. Our hormones are affected when we try to mislead the body by dieting or eating less than it requires, and this alters things like how we react to stress, how hungry we are, and how well we sleep, she explains, adding that these changes can eventually lead to further weight gain.
What Are Reverse Dieting's Possible Advantages?
The benefits of reverse dieting are at best anecdotal in the absence of substantial long-term scientific evidence. Its main advantage is the freedom it gives dieters to go from a brief, calorie-restrictive diet to a more sustaining eating routine. Nonetheless, its proponents assert that it also has other ostensible advantages, such as:
Increased muscle mass: Due to the quick loss of lean body mass that can result from very low calorie diets, giving your body more energy (in the form of more calories), especially when combined with strength exercise, offers your body the resources it needs to increase its muscle mass and strength.
Balanced appetite: Your body's survival mechanisms increase your hunger when you're in a calorie shortage. Increasing the number of calories in your diet can help you control your appetite and normalize your hunger.
Energy boost: Consuming more nutrient-dense foods results in a higher intake of macronutrients (carbohydrates, protein, and fat) and micronutrients (vitamins and minerals), which can give you more mental and physical energy.
Boosted metabolism: More calories following restriction may aid in non-exercise activity thermogenesis, just as consuming less calories might cause your metabolism to stall (NEAT). In essence, it increases the amount of calories you burn while performing daily tasks like playing with your children, cleaning, walking the dog, etc.
Who Should Attempt a Reverse Diet?
Reverse dieting may not be a fit for everyone, but those on a temporary restrictive diet may find it helpful as they reintroduce a more balanced diet into their lifestyleBut it's better to do this while being advised and watched over by a medical expert, such your doctor or a registered dietitian nutritionist.
While reverse dieting may be effective for some people, it is not recommended to keep doing it. Weight gain and increased health hazards can come from weight cycling. In many of your body's systems, such as our cardiovascular and endocrine systems, calorie restriction and reverse dieting, for instance, can cause a "yo-yo effect" that can raise your risk for type 2 diabetes, hypertension, and obesity. In addition, there is a higher chance of having an eating issue.
What Do Professionals Consider Reverse Dieting?
According to registered dietitian Kayley Myers, proprietor of Freedom and Glory Nutrition in Springfield, Missouri, reverse dieting may help you gradually transition into healthy behaviours when you end your diet. As reverse dieting keeps you from reverting to your previous eating habits, you may gradually increase your intake of nutrient-dense foods like nuts and heart-healthy oils.
Yet in the end, Myers advises against reverse dieting since "there is little data" to support its supposed health benefits. It might also be challenging to adhere to because exact calorie tracking is necessary to follow the regimen, says Myers. Myers advises choosing a wholesome diet high in whole foods rather to attempting a more stringent regimen. This can help prevent the harm to your metabolism that dieting frequently causes, according to the author.
How can I tell whether reverse dieting is the right choice for me?
With advice from your doctor or a certified dietitian, reverse dieting may be something to consider if you are currently on a temporary diet with rigorous limitations.
Before imposing reverse dieting restrictions, those with a history of eating disorders are urged to seek assistance from their registered dietitian.
References
- Benton D, Young HA. Reducing Calorie Intake May Not Help You Lose Body Weight. Perspectives on Psychological Science. 2017;12(5):703-714.
- Trexler ET, Smith-Ryan AE, Norton LE. Metabolic adaptation to weight loss: implications for the athlete. J Int Soc Sports Nutr. 2014;11(1):7.
- Tremblay A, Royer MM, Chaput JP et al. Adaptive thermogenesis can make a difference in the ability of obese individuals to lose body weight. International Journal of Obesity. 2013;37:759–764.
- Chung, N, Park, Y, Kim, J, et al. Non-exercise activity thermogenesis (NEAT): a component of total daily energy expenditure. Journal of Exercise Nutrition & Biochemistry. 2018;22(2):23-30.
- de Jonge, L. Could slow reintroduction of calories after weight loss prevent metabolic adaptation after weight loss?. Curre Res Diabetes & Obes J. 2018;5(5): 555675.
- Rhee, EJ. Weight Cycling and Its Cardiometabolic Impact. J Obes Metab Syndr. 2017;26(4):237–242.
- Why do dieters regain weight?. American Psychological Association. Accessed 1/12/2023.
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