In today’s calorie-rich, ultra-processed, movement-sparing, chronic stress-inducing, so-called “toxic” environment, losing weight is hard work. But implementing a healthy and sustainable approach that keeps the weight off is even harder.
Short-term weight loss can be easier than long-term weight maintenance
Most of us can successfully achieve weight loss in the short term. But those who hop from one fad diet to the next often experience the metabolic roller coaster known as yo-yo dieting that jacks up our hunger hormones, plummets our metabolic rates, and causes a vicious spiral of weight loss followed by regain. Even most medical interventions to help treat obesity produce the typical trajectory of rapid weight loss followed by weight plateau and then progressive weight regain. In a meta-analysis of 29 long-term weight loss studies, more than half of the lost weight was regained within two years, and by five years more than 80% of lost weight was regained. This means that based on our best estimates, only one in five individuals who is overweight is successful in long-term weight loss.
What is so special about weight loss maintainers?
Based on studies from the National Weight Control Registry, a database of more than 4,000 individuals who have maintained at least 10% body weight loss for at least one year, we have insight into some tried and true tactics. These include various energy intake-reducing behaviors — limiting calorie-dense foods and sugar-sweetened beverages, portion control and a consistent eating pattern across days, increased fruit and vegetable consumption — as well as being physically active for at least an hour per day.
This makes sense and is consistent across the scientific literature. Any successful weight loss necessitates tipping and keeping the scale toward greater energy expenditure and less energy intake (a net negative energy balance). But how do these people actually sustain those weight loss-promoting behaviors over time, in order to build a lifestyle that does not leave them feeling persistently deprived, lethargic, and hangry (hungry + angry)?
The most important determinants of weight loss maintenance are those that cement changes in behavior. As more recent evidence confirms, the proper psychology for weight loss is critical for regulating the physiology that supports weight loss.

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The most important determinants of weight loss maintenance are those that cement changes in behavior.
Self-regulation and self-efficacy are key to long-term success
Only recently have we started to evaluate the psychological and cognitive determinants of weight loss maintenance. We all have anecdotal evidence from family, friends, and colleagues. But systematically collecting, processing, and analyzing the qualitative experiences, strategies, and challenges from successful weight loss maintainers is difficult.
The data to date confirm the importance of self-regulation, and in particular self-monitoring of the day-to-day behaviors that drive energy intake and energy expenditure, especially eating behaviors. Those who have high self-efficacy (belief in your capacity to execute certain behaviors) for exercise in particular are more successful at sustaining weight loss. And more recently, researchers have been decoding elements of the proper mindset that instills high self-efficacy for the larger constellation of important weight management behaviors.
One recent study used machine learning and natural language processing to identify the major behavioral themes — motivations, strategies, struggles, and successes — that were consistent across a group of over 6,000 people who had successfully lost and maintained over 9 kilograms (about 20 pounds) of weight for at least a year. Among this large group, they consistently advised perseverance in the face of setbacks, and consistency in food tracking and monitoring eating behaviors, as key behavior strategies. And most of them stayed motivated by reflecting on their improved health and appearance at their lower weight.
Studies about successful weight loss miss many people
The evidence suggests that age, gender, and socioeconomic status are not significant factors in predicting weight loss maintenance. But most weight loss studies oversubscribe white, educated, and mid-level income earning females. Given that the prevalence of obesity and its related comorbidities is disproportionately higher in more socially disadvantaged and historically marginalized populations, we need richer, more representative data to paint a full and inclusive picture of a successful weight loss psychology. We need to better understand the lived experience of all people so that we can determine the most powerful and unique motivations, effective behavioral strategies, and likely challenges and setbacks, particularly the environmental determinants that dictate the opportunities and barriers for engaging in and maintaining a healthier lifestyle.
Maintaining weight requires multiple tools, training, and support
What we can say for certain is that for any and all of us, maintaining weight loss necessitates getting comfortable with discomfort — the discomfort of occasionally feeling hungry, of exercising instead of stress eating, of honestly deciphering reward-seeking versus real hunger, and resisting the ubiquitous lure of ultrapalatable foods. This is no easy task, as it often goes against environmental cues, cultural customs, family upbringing, social influences, and our genetic wiring. In order to help each other achieve health and weight loss in our modern environment, we need to learn and practice the psychological tools that help us not only accept, but eventually embrace, this inevitable discomfort.
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3 ways to soothe your sunburn when it starts to peel
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DEAR MAYO CLINIC: As a woman in my 40s, I've experienced a wide variety of diet fads come and go. One week I read it’s bad to eat carbs. The next week, it’s full-fat dairy products. I’ve seen articles that say I should only eat between certain hours of the day. There is a lot of contradictory information. How do I distinguish between nutrition myth and fact?
ANSWER: Among the sea of information about nutrition is a tide of inaccuracies. It can seem challenging to know what is good for you.
Here are 10 nutrition myths debunked:
Dreamstime/TNS
DEAR MAYO CLINIC: As a woman in my 40s, I've experienced a wide variety of diet fads come and go. One week I read it’s bad to eat carbs. The next week, it’s full-fat dairy products. I’ve seen articles that say I should only eat between certain hours of the day. There is a lot of contradictory information. How do I distinguish between nutrition myth and fact?
ANSWER: Among the sea of information about nutrition is a tide of inaccuracies. It can seem challenging to know what is good for you.
Here are 10 nutrition myths debunked:
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3 ways to soothe your sunburn when it starts to peel
It may take some planning and time in the kitchen, but eating healthy on a budget is possible.
Some helpful hints include planning meals and snacks around sales and creating a shopping list. Stock up on seasonal vegetables and fruits as well as staples, such as brown rice, whole-wheat pasta, dried beans and lentils, especially when there is a sale. Consider purchasing frozen or canned fruits and vegetables as an alternative to fresh products. Be sure to check the ingredient list to avoid items with added sugars or salt.
It may take some planning and time in the kitchen, but eating healthy on a budget is possible.
Some helpful hints include planning meals and snacks around sales and creating a shopping list. Stock up on seasonal vegetables and fruits as well as staples, such as brown rice, whole-wheat pasta, dried beans and lentils, especially when there is a sale. Consider purchasing frozen or canned fruits and vegetables as an alternative to fresh products. Be sure to check the ingredient list to avoid items with added sugars or salt.
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3 ways to soothe your sunburn when it starts to peel
Unless you have celiac disease or gluten intolerance, you don't need to avoid gluten.
Gluten is the protein found in wheat, barley and rye. Whole-wheat products have great nutritional benefits, including essential B vitamins and fiber. Be mindful when manufacturers remove gluten, as additional sugar, salt or refined starches often are added to make up the difference in flavor and texture. If you follow a gluten-free diet for medical reasons, check the ingredient list and Nutrition Facts label to make sure you choose a healthy option.
Unless you have celiac disease or gluten intolerance, you don't need to avoid gluten.
Gluten is the protein found in wheat, barley and rye. Whole-wheat products have great nutritional benefits, including essential B vitamins and fiber. Be mindful when manufacturers remove gluten, as additional sugar, salt or refined starches often are added to make up the difference in flavor and texture. If you follow a gluten-free diet for medical reasons, check the ingredient list and Nutrition Facts label to make sure you choose a healthy option.
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3 ways to soothe your sunburn when it starts to peel
Sugar is sugar.
Although unrefined sugar options may contain a small number of vitamins and minerals, the advantage is minimal. They are still considered added sugar and contribute to the recommended daily limit on added sugar in the diet.
Sugar is sugar.
Although unrefined sugar options may contain a small number of vitamins and minerals, the advantage is minimal. They are still considered added sugar and contribute to the recommended daily limit on added sugar in the diet.
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3 ways to soothe your sunburn when it starts to peel
The fat-free and low-fat diet trend is a thing of the past — the ’80s and ’90s to be exact. Yet, some people are still scared of fat.
This shouldn't be the case, as fat has beneficial functions, like protecting our organs, maintaining cell membranes, promoting growth and development, and absorbing essential vitamins. Be aware that fats aren't created equal, though. Choose heart-healthy unsaturated fats, such as olive and canola oil, nuts, nut butters, and avocados over those that are high in saturated and transfats, such as fatty meats and high-fat dairy products.
The fat-free and low-fat diet trend is a thing of the past — the ’80s and ’90s to be exact. Yet, some people are still scared of fat.
This shouldn't be the case, as fat has beneficial functions, like protecting our organs, maintaining cell membranes, promoting growth and development, and absorbing essential vitamins. Be aware that fats aren't created equal, though. Choose heart-healthy unsaturated fats, such as olive and canola oil, nuts, nut butters, and avocados over those that are high in saturated and transfats, such as fatty meats and high-fat dairy products.
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3 ways to soothe your sunburn when it starts to peel
The low-carb diet is a fad diet that has continued to make an appearance over the years. It gives carbohydrates — fruit and whole grains included — a bad reputation.
People who followed this diet have had success with weight loss, but anytime someone eliminates highly processed carbohydrates foods, such as chips, cookies, white bread and potatoes smothered in butter and gravy, they would be expected to have the same results. Any diet or eating program that eliminates an entire food group gets a red flag, as one is likely to miss out on vital nutrients.
The low-carb diet is a fad diet that has continued to make an appearance over the years. It gives carbohydrates — fruit and whole grains included — a bad reputation.
People who followed this diet have had success with weight loss, but anytime someone eliminates highly processed carbohydrates foods, such as chips, cookies, white bread and potatoes smothered in butter and gravy, they would be expected to have the same results. Any diet or eating program that eliminates an entire food group gets a red flag, as one is likely to miss out on vital nutrients.
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3 ways to soothe your sunburn when it starts to peel
There’s little evidence that dietary cleanses do any of the things they promise.
The fact is you don't need to purchase a product to cleanse your body. Your liver, kidneys and gastrointestinal tract do a good job of detoxing it every day. If you're looking to rejuvenate your body, focus on eating more whole foods, drinking water and removing highly processed foods from your diet.
There’s little evidence that dietary cleanses do any of the things they promise.
The fact is you don't need to purchase a product to cleanse your body. Your liver, kidneys and gastrointestinal tract do a good job of detoxing it every day. If you're looking to rejuvenate your body, focus on eating more whole foods, drinking water and removing highly processed foods from your diet.
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3 ways to soothe your sunburn when it starts to peel
While late-night snacking can lead to weight gain or prevent weight loss, it's not because of the time on the clock. Instead, it’s about why you're eating.
It is common to reach for food for reasons other than physical hunger in the evening, whether it be a habit, boredom or craving. Be mindful about what you eat more so than when.
While late-night snacking can lead to weight gain or prevent weight loss, it's not because of the time on the clock. Instead, it’s about why you're eating.
It is common to reach for food for reasons other than physical hunger in the evening, whether it be a habit, boredom or craving. Be mindful about what you eat more so than when.
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3 ways to soothe your sunburn when it starts to peel
Unfortunately, no foods burn fat, make you lose weight more quickly or increase your metabolism enough to affect weight loss.
Diets that focus on single foods, like those mentioned above, are restrictive and lack nutrients the body needs. They’re also unsustainable, and any weight loss that may occur is a result of calorie restriction and will likely come back once you discontinue.
Unfortunately, no foods burn fat, make you lose weight more quickly or increase your metabolism enough to affect weight loss.
Diets that focus on single foods, like those mentioned above, are restrictive and lack nutrients the body needs. They’re also unsustainable, and any weight loss that may occur is a result of calorie restriction and will likely come back once you discontinue.
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3 ways to soothe your sunburn when it starts to peel
The 2020-2025 Dietary Guidelines for Americans recommends having no more than 2,300 milligrams of sodium per day. The average American consumes 3,400 milligrams of sodium per day. The problem isn't as easy as taking the salt shaker off the table, though.
Much of the excess sodium that Americans consume from their diet comes from the salts added to processed, ready-to-eat foods and restaurant meals. Limit the processed foods and enjoy more fresh, home-cooked meals.
The 2020-2025 Dietary Guidelines for Americans recommends having no more than 2,300 milligrams of sodium per day. The average American consumes 3,400 milligrams of sodium per day. The problem isn't as easy as taking the salt shaker off the table, though.
Much of the excess sodium that Americans consume from their diet comes from the salts added to processed, ready-to-eat foods and restaurant meals. Limit the processed foods and enjoy more fresh, home-cooked meals.
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3 ways to soothe your sunburn when it starts to peel
Many products labeled low-fat or fat-free contain added sugar or sodium to make up for the loss of flavor when removing or reducing fat.
In addition, fat helps with satiety — making you feel fuller longer. Choosing a fat-free product to reduce calories can backfire, as you may find yourself snacking soon after.
My best advice if you want to eat healthy is to always look at the Nutrition Facts label when choosing among fat-free, low-fat and regular. Pay attention to sugar and sodium content. Choose whole foods versus processed, and make sure you are drinking enough water. If you feel you need a more specific menu, ask your health care professional for a referral to a dietitian or nutritionist. — Allyn Wergin, R.D.N., Clinical Nutrition Services, Mayo Clinic Health System, New Prague and Le Suer, Minnesota
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(Mayo Clinic Q & A is an educational resource and doesn’t replace regular medical care. E-mail a question to MayoClinicQ&A@mayo.edu. For more information, visit www.mayoclinic.org.)
Many products labeled low-fat or fat-free contain added sugar or sodium to make up for the loss of flavor when removing or reducing fat.
In addition, fat helps with satiety — making you feel fuller longer. Choosing a fat-free product to reduce calories can backfire, as you may find yourself snacking soon after.
My best advice if you want to eat healthy is to always look at the Nutrition Facts label when choosing among fat-free, low-fat and regular. Pay attention to sugar and sodium content. Choose whole foods versus processed, and make sure you are drinking enough water. If you feel you need a more specific menu, ask your health care professional for a referral to a dietitian or nutritionist. — Allyn Wergin, R.D.N., Clinical Nutrition Services, Mayo Clinic Health System, New Prague and Le Suer, Minnesota
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(Mayo Clinic Q & A is an educational resource and doesn’t replace regular medical care. E-mail a question to MayoClinicQ&A@mayo.edu. For more information, visit www.mayoclinic.org.)