Underweight and Overweight Chart I BMI Calculator

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Take a Look At BMI Table

BMI CategoryBMI Range
(kg/m2)
Health risk
Underweight18.4 and belowMalnutrition risk
Normal weight18.5 – 24.9Low risk
Overweight25 – 29.9Enhanced risk
Moderately obese30 – 34.9Medium risk
Severely obese35 – 39.9High risk
Very severely obese40 and aboveVery high risk
BMI range

Here is BMI Chart for Better Understanding

BMI Chart

BMI formula

The BMI (Body Mass Index) in (kg/m2) is equal to the mass in kilograms (kg) divided by the square height in meters (m):

BMI(kg/m2) = mass(kg) / height2(m)

The BMI (Body Mass Index) in (kg/m2) is equal to the mass in pounds (lbs) divided by the square height in inches (in) times 703:

BMI(kg/m2) = mass(lb) / height2(in) × 703

BMI CategoryBMI Range
(kg/m2)
Health risk
Underweight18.4 and belowMalnutrition risk
Normal weight18.5 – 24.9Low risk
Overweight25 – 29.9Enhanced risk
Moderately obese30 – 34.9Medium risk
Severely obese35 – 39.9High risk
Very severely obese40 and aboveVery high risk

BMIs under 20 and over 25 have been associated with higher all-cause mortality, with the risk increasing with distance from the 20–25 range.

What is considered to be underweight?

If your BMI is less than 18.5, you are considered underweight. Your BMI ranges from 18.5 to 24.9, which is considered a normal or healthy weight. If your BMI is between 25.0 and 29.9, you are overweight. If your BMI is 30.0 or more, you are considered obese.

What is the minimum weight to be considered underweight?

Underweight women have a BMI of less than 18.5 pounds. The average woman stands 5 feet 4 inches tall. With a BMI of 18.4, you are considered underweight if you weigh 107 pounds or less at this height. For the woman, a healthy weight range would be 108 to 145 pounds.

What causes a person to be underweight?

Underweight people often do not consume enough calories to fuel their bodies. They are frequently malnourished as well. Malnutrition occurs when you don’t get enough vitamins and minerals from your diet.

UNDERWEIGHT RISKS TO HEALTH

According to the 2015–2016 National Health and Nutrition Examination Survey (NHANES), 1.5 percent of adults and 3.0 percent of children and adolescents in the US are underweight. Although underweight people make up a small percentage of the population, the health hazards connected with being underweight are an important element of the nutrition and health debate.

Underweight is associated with nutritional deficits, particularly iron-deficiency anemia, as well as other issues such as delayed wound healing, hormonal imbalances, greater susceptibility to infection, and an increased risk of certain chronic diseases such as osteoporosis. Underweight children can experience stunted growth. Inadequate nutrition is the most common underlying cause of being underweight in America. Other causes include wasting diseases (cancer, MS, and TB) and eating problems. People suffering from wasting disorders are recommended to seek nutritional counseling because a good diet enhances survival and response to disease treatments.

Eating Disorders

Eating disorders are defined by the National Institute of Mental Health (NIMH) as “serious and sometimes fatal illnesses that produce major changes in a person’s eating practices.” People with eating disorders usually have a preoccupation with food and body weight, as well as a distorted body image, feeling that self-worth is connected to body size and shape. A young woman squats down while standing on a bathroom scale, a troubled expression on her face.

Approximately eight million Americans suffer from eating disorders that cause them to be underweight (seven million women and one million men). And eating disorders have the second-highest mental illness death rate, trailing only opioid addiction. 17 Eating disorders must be prevented and treated using a multifaceted strategy that addresses physical, emotional, and social factors unique to each individual. 18

Nervous Anorexia

Anorexia nervosa, often known as “anorexia,” is a psychiatric disorder in which a person obsesses over their weight and the food they eat. Anorexia causes extreme nutrient deficiency and, eventually, organ dysfunction. Anorexia is a rare condition—the NIMH estimates that 0.9 percent of girls and 0.3 percent of boys may experience it at some point in their lives—but it is an extreme example of how an unbalanced diet can impair health. 15

Anorexia is most common throughout youth, however, it can appear much later in adulthood as well. Anorexics consume fewer than 1,000 calories per day on average and exercise excessively. They have a massive caloric imbalance. Furthermore, individuals may engage in binge eating, self-induced vomiting, and laxative or enemas purging. The precise origins of anorexia are unknown, although several factors contribute to its development, including economic position, as it is particularly common in high-income families. It is a genetic condition that is frequently passed down from generation to generation. Complications during fetal development, as well as anomalies in the brain, endocrine system, and immune system, may all play a role in the emergence of this condition.

Anorexia is characterized by a fear of becoming overweight, severe dieting, an abnormal perspective of body image, and sadness. The secondary signs and symptoms of anorexia are all related to the unbalanced diet’s caloric and nutrient inadequacies and include extreme weight loss, a variety of skin abnormalities, diarrhea, cavities, tooth loss, osteoporosis, liver, kidney, and heart failure. There is no physical test that can be used to identify anorexia from other mental diseases. As a result, a proper diagnosis entails ruling out other mental diseases, hormone imbalances, and nerve system anomalies. Treatment for any mental disorder entails not just the sufferer, but also family, friends, and a psychiatric counselor. Anorexia is frequently treated with the assistance of a trained dietitian, who helps to provide dietary solutions that are altered over time. The goals of anorexia treatment are to restore healthy body weight and greatly reduce weight fixation and eating disorder behaviors. The likelihood of relapsing to an imbalanced diet is high. Many people recover from anorexia; however, the majority of them continue to be underweight for the remainder of their lives.

Bulimia

Bulimia, like anorexia, is a mental disorder with serious health repercussions. According to the NIMH, 0.5 percent of girls and 0.1 percent of males will experience bulimia at some point in their lives. 15

Bulimia is characterized by episodes of binge eating followed by purging, which is performed through vomiting and the use of laxatives and diuretics. People with bulimia, unlike those with anorexia, frequently have a normal weight, making the condition more difficult to identify and diagnose. Bulimia exhibits symptoms comparable to anorexia, such as a dread of becoming overweight, intense diets, and bouts of excessive exercise. Secondary signs and symptoms include stomach reflux, severe tooth enamel erosion, dehydration, electrolyte imbalances, oral lacerations from vomiting, and peptic ulcers. Bulimics are more likely to develop esophageal cancer because to repeated esophageal injury. The condition is also largely hereditary, has been connected to depression and anxiety problems, and primarily affects adolescent girls and young women. Antidepressant medicines are frequently used in treatment, and, as with anorexia, results are improved when both the family and the individual with the illness participate in dietary and psychiatric counseling.

Binge-Eating Disorder

People suffering from binge-eating disorders, like those suffering from anorexia and bulimia, have lost control over their eating. Binge eating disorder was just recently recognized as a unique psychiatric illness, becoming a diagnosable eating disorder in 2013. People suffering from the binge-eating disorder will occasionally overeat to excess, but this will not be followed by fasting, purging, or compulsive activity. As a result, patients with this disorder are frequently overweight or obese, and the chronic diseases associated with having an abnormally high body weight, such as hypertension, cardiovascular disease, and Type 2 diabetes, are common. They also frequently experience guilt, humiliation, and melancholy. Binge eating disorder is frequently linked to depression and anxiety problems. According to the NIMH, binge-eating disorder is more common than anorexia and bulimia, affecting nearly 3% of people at some point in their lives. 15 Antidepressant medication, as well as nutritional and psychological counseling, are frequently used in treatment.

Orthorexia

Orthorexia is a relatively new disordered eating behavior characterized by an obsession with healthy eating. The term “orthorexia” was coined in 1998, although it has yet to be legally categorized as an eating disorder, making it difficult to estimate its prevalence. According to research, it could be classified as an obsessive-compulsive disorder. 19 While focusing on a healthy diet isn’t necessarily a negative thing, in cases of orthorexia, the individual puts the emphasis on healthy eating, or “clean” eating, to an extreme, to the point where it becomes a preoccupation, putting their health at risk.

Compulsively scanning food labels, eliminating many food groups from the diet, spending an extraordinary amount of time thinking about what foods may be offered at upcoming events, and experiencing a high level of stress when healthy foods are not accessible are all symptoms of orthorexia. Obsession with health has a significant social cost because it makes it difficult to enjoy dining out or sharing meals with friends and family.

There is no formal treatment plan for orthorexia, but it is treated similarly to anorexia and obsessive-compulsive disorder by many eating disorder experts.

How to Overcome Underweight Problems

First, you need to know, why you are like this? The following are some of the reasons:

  • Fatigue, depression, and tension
  • Appetite
  • Unemployment
  • Investing time in non-productive pursuits

After that, concentrate on the following points:

  • Get up early
  • Exercise and meditate
  • Experiment with cooking on your own.
  • Get a job in your field of interest.
  • Once in a while, reward yourself with your favorite cuisine.
  • Attempt to remove all bad influences from your environment.
  • Consult your doctor if things are becoming worse.

Change Food Habits

Multiple reasons can cause being underweight. It could also be attributed to underlying health issues. Before making any big lifestyle changes, always with your doctor. Underweight people (those who don’t obtain enough calories to run their bodies) are observed to benefit from following a healthy weight growth routine.

  • Adding calories: Junk food does add calories, but it’s advisable to avoid them if we want to gain weight in a healthy way. Adding nuts to food increases calories, as does increasing cheese consumption. Consider almonds and whole-grain foods.
  • Mini meals: are ideal for people who have a bad diet. To have a better calorie intake, try eating smaller meals throughout the day.
  • Protein rich snack: Consider consuming snacks that are high in protein and low in carbs. Particularly with more healthy fats. For instance, peanut butter and toast.
  • Nutrition foods: Choose foods that are high in nutrition. Brown rice, whole grains, and high-protein diets are examples. This aids in the development of more nourished muscles.
  • Exercise: Exercising too much may not help and may work against the goal of bulking up. In the medium to long term, a strength and yoga-like workout regimen will assist achieve benefits.

What BMI is overweight?

You’re considered underweight if your BMI is less than or equal to 18.5. If your BMI is between 18.5 and 25, you are considered healthy. Overweight is defined as having a body mass index (BMI) between 25.0 and 30. Obesity is defined as a body mass index (BMI) of 30.0 or greater.

How can I figure out how overweight I am?

The BMI is a straightforward calculation based on a person’s height and weight. BMI = kg/m2, where kg represents a person’s weight in kilograms and m2 represents their height in meters squared. Overweight is defined as a BMI of 25.0 or higher, while the healthy range is 18.5 to 24.9.

HEALTH RISKS OF BEING OVERWEIGHT

There are various health implications of having too much body fat. Fat cells are not lifeless storage tanks; they are dynamic, metabolically active tissue that secretes a variety of hormones and hormone-like messengers, causing low-grade inflammation that is thought to contribute to the development of chronic diseases such as type 2 diabetes, cardiovascular disease, and certain types of cancer.

According to the World Health Organization (WHO), there are more overweight or obese people than underweight people on the planet, and an estimated 2.8 million adults die each year as a result of being overweight or obese.

2 As BMI exceeds 25, the risk of numerous health conditions3 increases, including:

  • Cardiovascular disease
  • Diabetes type 2
  • Hypertension
  • Stroke
  • Osteoarthritis
  • Obstructive sleep apnea
  • Some types of cancer (endometrial, breast, colon, kidney, gallbladder, liver)
  • Anxiety and depression
  • Physical movement is difficult.
  • Lower life quality

Treatment for Overweight Problem

Losing weight through healthy eating, increasing physical activity, and making other lifestyle changes are common therapies for overweight and obesity. Some people may benefit from weight-management programs in order to lose weight or avoid regaining it. Some obese persons are unable to drop enough weight to enhance their health or maintain their weight loss. Other therapies, like as weight-loss drugs, weight-loss gadgets, or bariatric surgery, may be considered in such circumstances.

Within the first six months of treatment, experts recommend decreasing 5 to 10% of your body weight. This could mean dropping as little as 10 pounds if you weigh 200 pounds. Losing 5 to 10% of your body weight may be beneficial.

  • reduce your risk of having health problems as a result of being overweight or obese
  • and improve health concerns associated with fat and overweight, such as high blood pressure and cholesterol

Regular physical activity and a healthy eating plan

The first step in treating overweight and obesity is frequently to follow a healthy eating plan with fewer calories.

  • When starting a healthy eating plan, people who are overweight or obese should also begin regular physical activity. Being physically active can help you burn calories. Regular exercise can help you maintain a healthy weight.
  • To reduce or maintain weight, learn more about healthy food and physical activity.
  • Outside, a family walks together. Regular physical exercise, when combined with a nutritious diet, can help you lose weight and maintain it.

Making a habit change

It’s difficult to change your food and physical activity habits and lifestyle, but with a plan, effort, consistent support, and patience, you might be able to lose weight and improve your health. The following suggestions may help you think about methods to lose weight, get more exercise, and improve your health in the long run.

  • Be ready for setbacks: they’ll happen. If you have a setback, such as overeating during a family or office party, attempt to refocus and get back on track as quickly as possible. Only eat when you’re seated at your dining room or kitchen table. Avoid areas where sweets may be offered at work. Track your progress using online food and physical activity trackers like the Body Weight Planner, which can help you keep track of what you eat, how active you are, and how much weight you lose. These tools may you in your perseverance and motivation.
  • Set goals. Having precise objectives can assist you in staying on track. Set a goal to walk 15 to 30 minutes before work or at lunch on Monday and Friday rather than “be more active.” If you skip a stroll on Monday, go for it the next day.
  • Seek assistance. Seek assistance or support from family, friends, or medical professionals. You can seek assistance in person, via email or text, or over the phone. You can also become a member of a support group. Health specialists with specialized training can assist you in making lifestyle changes.

Weight-management programs

A formal weight-management program can help some people. In a weight-management program, professional weight-management specialists will create a customized strategy for you and assist you in sticking to it. A lower-calorie diet, greater physical exercise, and strategies to help you modify and maintain your behaviors are all part of the plan. You can work with the specialists in individual or group sessions on-site (that is, face-to-face). To support your plan, the specialists may contact you on a frequent basis by phone or via the internet. Smartphones, pedometers, and accelerometers can all help you keep track of how well you’re sticking to your diet.

Some people may also benefit from commercial weight-loss programs or online weight-management programs. You can also use weight loss medicine, weight-loss devices, and Bariatric Surgery.

Special diets

  • Calorie-restricted diets: A lower-calorie diet of 1,200 to 1,500 calories per day for women and 1,500 to 1,800 calories per day for men may be recommended by your doctor. The number of calories you consume is determined by your body weight and level of physical activity. A low-calorie diet rich in a range of nutritious foods can provide you with the nutrients you require to stay healthy.
  • Intermittent fasting: Intermittent fasting is another method of limiting food intake that is gaining popularity as a weight-loss and health-promoting strategy. Alternate-day fasting is a type of intermittent fasting that involves alternating between a “fast day” (eating no calories to one-fourth of caloric needs) and a “fed day,” or a day with no restrictions. Only a little research on intermittent fasting as a weight-loss technique has been undertaken. They don’t have any long-term data on the safety and efficacy of intermittent fasting for weight maintenance.

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