BMI Calculator – An Informative Outlook on Body Mass Index

The physique mass index (BMI) is a handy information for evaluating a wholesome weight vary. It takes into consideration your top and weight to point out whether or not you’re underweight, common weight, chubby, or overweight. BMI is extensively used immediately in healthcare settings to flag potential weight-associated well being points or monitor the probabilities of weight problems.

That stated, BMI is simply a tough information. There are a number of alternate options to BMI for offering dependable info on how a lot physique fats you might be carrying.

What is BMI?

Body Mass Index or BMI is a physique dimension measurement regarding your weight and top. It is extra of an indicator to find out if the load is wholesome and suitable for a selected top. In easy phrases, your BMI vary estimates your complete physique fats based mostly on total weight and top. The increased your BMI, the extra chubby you might be. However, BMI fails to inform in case your total weight is water, muscle, or fats. Therefore, you can’t take into account it a diagnostic device for physique fats share.

Despite getting used for the reason that 1840s, the idea of Body Mass Index has some drawbacks. The first downside is that BMI as a measure is just not consultant of all demographics. It thought-about knowledge involving Europeans to find out the vary. Demography performs a job in figuring out optimum physique weight. Also, it doesn’t take into account physique fats share, muscle mass, or physique fats distribution, which produces an inaccurate BMI studying.

BMI measure can’t distinguish between fats and muscle. Since muscle tissue is extra dense than fats, the density and distribution don’t replicate in BMI calculation. For instance, the excessive BMI studying of weight trainers and athletes present as chubby or overweight, even once they’re not. Thus, muscular folks may be of wholesome weight regardless that their BMI vary falls within the overweight class. 

Another downside is that it doesn’t take into consideration gender variations. As a end result, women and men can have the identical BMI readings however completely different fats percentages. 

How to Calculate BMI?

The physique mass index is an easy and cheap calculation methodology utilizing your top and weight. BMI calculators can be found on-line, which provide you with on the spot outcomes after coming into your age, weight, top, and typically, gender. However, BMI can get manually calculated with the assistance of a mathematical formulation. As per the formulation, you get BMI by dividing your weight in kilograms by the sq. of your top in metres. Or the mathematical equation phrases are as follows;

BMI = weight (kg)/sq. of the peak (m2)

For instance, in case your weight is 75kg and your top in metres is 1.75, then in accordance with the formulation, your BMI might be 24.5.

In addition to the metric formulation, it’s also possible to discover BMI utilizing the imperial unit formulation. First, the load in kilos needs to be divided by top in inches squared. The ensuing worth ought to then be multiplied by 703 and spherical to at least one decimal place. So, the imperial formulation for BMI calculation is:

BMI = weight (lb)/[height (in)]2 x 703

For instance, in case your weight is 150 kilos and your top in inches is 65, then in accordance with the formulation, your BMI might be 24.96.

What Does the BMI Range Indicate?

  • If your BMI is below 18.5, you’re thought-about underweight. It signifies a excessive threat of malnutrition. People inside this BMI vary should put on weight to keep away from additional well being problems.
  • A BMI worth between 18.5 to 24.9 signifies that you just’re within the wholesome weight vary. For most adults, it’s the excellent BMI.
  • A BMI between 25 and 29.9 is the chubby vary. To put it merely, the upper spectrum of the vary signifies nearing weight problems.
  • If your BMI is 30 or greater than 30, it exhibits that you just’re within the overweight vary. It makes you extra liable to a number of well being issues like coronary heart illness, blood strain, diabetes, and stroke.

BMI Measurement and Weight Category

  • Below 18.5: Underweight
  • 18.5 to 24.9: Healthy or Normal 
  • 25 to 29.9: Overweight 
  • Above 30: Obese

The Ideal BMI Range for Men and Women

For most individuals, the perfect BMI vary is between 18.5 and 24.9. There are, certainly, wholesome people with BMI values within the 25 to 29 vary. On the opposite hand, in the event you’re athletic, it’s more likely to have a BMI rating better than 25 on account of better muscle mass. In addition, BMI can categorise you as chubby or weight problems, even whenever you’re in higher form. Therefore, most well being specialists advocate a BMI at or above 18.5 as excellent.

The optimum weight for women and men is just not solely dependent on BMI calculations. It’s not simply weight and top, and the healthiest weight vary equally relies upon on gender, age, ethnicity, physique fats distribution, and physique body.

Ideal BMI for Children and Teenagers

The BMI calculation is completely different with regards to kids and youngsters. In adults, physique mass index considers weight and top solely. However, the BMI interpretation makes use of age and gender for kids and teenagers.

To get correct BMI in kids and younger adults, the well being skilled considers particular percentile and development charts. Factoring in age and gender is important as a result of kids and youngsters have a tendency to achieve weight and develop top too slowly or too rapidly. The BMI vary for them is as follows.

BMI Measurement and Weight Category

  • Below fifth percentile for age, gender, and top: Underweight
  • fifth to eighty fifth percentile: Healthy Weight
  • eighty fifth – ninety fifth percentile: Overweight
  • Above ninety fifth percentile: Obese

Health Consequences of High BMI


A excessive BMI is kind of an indicator of being chubby. According to the information estimated by the World Health Organisation, 1.9 billion adults aged 18 years and older had been chubby. In which 650 million adults had been overweight. The prevalence of chubby and weight problems is a world concern. It will increase the chance of non-communicable ailments like stroke, insulin resistance, arthritis, and most cancers. In extreme instances, it would even end in untimely dying.

High Blood Pressure

A research exhibits {that a} excessive BMI worth correlates to hypertension. The outcomes present {that a} transition from regular to increased BMI vary elevated the systolic blood strain by greater than 10 mmHg. Similarly, the diastolic blood strain elevated by greater than 5 mmHg, no matter gender. When an individual good points extreme weight, visceral fats accumulation will get multiplied. It contributes to 65% to 75% of the first hypertension threat.


Dyslipidemia is the medical time period describing an irregular rise in ldl cholesterol and lipid ranges and carrying additional weight and visceral fats will increase the quantity of dangerous ldl cholesterol in your physique. Plus, being chubby with a excessive BMI disrupts the right administration of ldl cholesterol, lipids, and fat in your physique. It, in flip, triggers dyslipidaemia.


The findings of an analytical research present that prime BMI causes hypertension and dyslipidemia and can also be related to diabetes mellitus. The threat is exceptionally excessive amongst morbidly overweight people with a BMI better than 35. Furthermore, one other research states that even a unit improve in BMI raises the likelihood of being diabetic by 1.5% amongst chubby and overweight people.

Ways to Reduce High BMI

Watch Your Calories

Your vitality expenditure should exceed vitality consumption to decrease your BMI ranges. It implies that it’s essential devour fewer energy than you burn. The greatest approach to try this is to keep away from binge consuming, frequent snacking, and senseless consuming. Instead, eat meals wealthy in soluble fibre, protein, and wholesome fat. You can even preserve a meals journal to report the whole lot you drink and eat. If pen and paper look like a chore, then on-line calorie-monitoring apps and web sites can assist.

Entering a calorie deficit weight loss program or meal plan reduces the additional energy you devour with out realising it. Reducing the energy you eat will help in your weight reduction journey, eliminating the surplus fats answerable for excessive BMI. People with weight problems or those that want to handle their BMI can strive; intermittent fasting, 1200 calorie plan, or 1500 energy meal plan. Don’t dive proper into these strict calorie deficit plans. Begin by reducing your energy by 500 per day. However, your dietary requirement varies based mostly on varied components. It relies upon on your age, gender, BMI, and present well being standing.

Be More Active

Following a balanced and calorie-deficit weight loss program will solely take you up to now. A major and long run change in physique composition is simply potential with common train. Get a extra lively way of life to lose fats and construct lean muscle tissue. For instance, stroll your canine, apply yoga, or take the steps as a substitute of the elevator. Furthermore, exercising not less than thirty minutes each day burns energy, retains you refreshed, and lowers the chances of getting a better BMI. However, solely thirty minutes to train received’t suffice for optimum outcomes.

For an chubby newbie, thirty minutes could be a stepping stone. Then, begin incorporating 75 minutes of vigorous train and 150 minutes of average train. Here are some actions you may attempt to decrease your BMI vary:

Get More Sleep

Sleep deprivation can change into an actual downside along with your BMI administration journey. According to a research, shorter sleep length results in increased physique mass index. In addition, in the event you get much less sleep than required, the tendency to binge eat unhealthy snacks will increase. Thus, calorie consumption exceeds the worth of calorie expenditure. Further, sleep-disadvantaged people find yourself consuming 300 additional energy per day. The extra energy are saved as fats, resulting in increased BMI.

Getting uninterrupted and good high quality sleep prevents late-night time snacking and stress consuming. It additionally offers your physique with sufficient time to actively burn extra energy. After a day of labor or college, purpose to get eight to 9 hours of sleep each night time.

Stay Hydrated

Water consumption usually will get missed among the many majority of individuals with excessive BMI. However, hydration does extra for the physique than quench your thirst. The extra hydrated you might be, the higher your bodily features. And the physique wants water to burn fats.

Drinking water earlier than meals might suppress your urge for food, prompting you to eat much less. Staying hydrated additionally makes your each day train routine simpler and more practical, contributing to weight reduction. A weight discount is equal to a drop in BMI values. Plus, water comprises zero energy. However, earlier than you fill your glass, please don’t overdo it. Drinking an excessive amount of water is not going to decrease your BMI rapidly. Instead, there may be counterproductive outcomes.

Benefits of Maintaining Healthy Body Weight

Achieving and sustaining a wholesome weight can profit you in the long run. It is essential for chubby or overweight folks at a better threat of hostile well being outcomes. The perks of staying in a wholesome weight vary aren’t restricted to carrying one dimension down attire. It can even help an extended lifespan. You really feel psychologically higher, bodily energised, and emotionally happier.

Other Advantages

  • Optimum physique weight lets you handle physique fluid ranges at optimum ranges. For instance, blood circulation happens extra effectively whenever you fall throughout the optimum weight vary.
  • When your weight is in a wholesome vary, you might be much less more likely to develop coronary heart illness, diabetes, gallstones, sure cancers, weight problems, and respiratory points.
  • It optimises your immune system, making your physique’s defence mechanism stronger and sooner.
  • Healthy weight lowers the chance of infertility in women and men. That is as a result of it boosts sperm manufacturing and regularises the menstrual cycles.
  • You really feel extra socially assured with higher self-esteem.


Body Mass Index (or BMI) represents the connection between your top and weight. Many healthcare professionals use BMI to find out whether or not somebody is underweight or chubby. Conversely, a better BMI signifies that you just could be chubby or overweight. However, BMI is just not an correct measurement of physique fats share. Also, the BMI calculation is much less efficient amongst very lively and muscular folks like bodybuilders, weight lifters, and athletes. In addition, it doesn’t take into account gender, age, race, ethnicity, and physique composition components. As a end result, BMI is just not an correct  indicator of well being.

Nonetheless, BMI calculation offers you a short perception into your well being and weight standing which in flip can assist decide your threat of creating way of life ailments. For occasion, it’s correct for terribly underweight people. Typically, these with a BMI between 25 and 29.9 are thought-about chubby. A BMI of 30 and extra is much from the perfect vary. In addition, we advocate you discuss to a well being coach and discover different extra vital parameters like waist circumference, physique fats share, location of fats deposition, visceral fats and resultant bodily circumstances like excessive triglycerides, excessive BP, ldl cholesterol, blood sugar, and so on.

Frequently Asked Questions

Q. What is the proper BMI for my age?

A. BMI doesn’t rely on the age of a person. It is the physique mass index calculated for adults. It is estimated by bearing in mind the peak and weight of a person. The ranges for BMI are:

  • Below 18.5: Underweight
  • 18.5 to 24.9: Healthy or Normal 
  • 25 to 29.9: Overweight 
  • Above 30: Obese

Q. Is a physique mass index of 26 good?

A. BMI of 26 falls into the chubby vary. Although it’s nonetheless not a sign of weight problems, it may possibly possess the chance of coronary heart ailments, diabetes and so on. Since the BMI ranges are barely above the traditional or wholesome vary, you need to begin making efforts to carry it right down to regular. The greatest approach to take action is by modifying your meals plans, doing extra bodily exercise, decreasing stress and so on. Then, you may try towards wholesome weight reduction and falling into the traditional BMI vary. 

Q. What is physique mass index? Explain.

A. Body Mass Index or BMI is a physique dimension measurement that considers your weight and top. It is an indicator to find out if the load is wholesome and suitable for a selected top. Your BMI vary estimates your complete physique weight based mostly on total weight and top. The increased your BMI, the extra chubby you might be. However, BMI fails to inform in case your total weight is water, muscle, or fats. Therefore, you can’t take into account it a diagnostic device for physique fats share.

Q. What is a wholesome weight for a 5’5 feminine?

A. The wholesome weight for a 5’5 feminine is within the vary of 51 kg to 62 kg. If you might be 5.5 ft, a traditional or wholesome weight vary can be between 51-62 kgs as per the BMI values. However, it may possibly barely differ whenever you calculate it by way of different calculative measures like waist to hip ratio, physique fats share calculator and so on.

Q. How do you calculate a person’s BMI?

A. The BMI is calculated by dividing an individual’s weight in kilograms by the sq. of their top in metres. The end result provides you with a BMI vary. As a end result, you’ll know that you just fall below which class. The varied classes are underweight, regular or wholesome, chubby and overweight.

Q. What is an efficient BMI for a person of 5’10?

A. BMI calculation would require each the peak and weight of a person. However, a wholesome weight for a 5.10 ft tall man can be round 77 kgs. Some calculation strategies estimate the wholesome physique weight of a 5.10 ft tall man between 73-83.3 kgs. However, wholesome physique weight relies upon on varied components. But, you may calculate your BMI values by way of a straightforward BMI calculator right here. 

Q. What is the perfect weight for a 5.6 male in KG?

A. The excellent weight for a 5.6 ft tall man can be 65 to 70.7 kg. However, it relies upon on your physique fats share, age, genes and so on. 

Q. What is BMI for a 6ft man?

A. To calculate the BMI values, it’s important to contemplate top and weight. However, as per the usual calculations, a 6 ft tall man ought to vary between 72.6 to 88.9 kg.

Q. What ought to a 5 foot 6-inch man weigh?

A. As per the BMI calculations, a 5.6 ft tall man ought to preserve a wholesome physique weight between 58 to 70.7 kg.

Q. What are the well being risks of extra weight?

A. Obesity, particularly, impacts almost each side of well being, from reproductive and pulmonary perform to cognition and temper. Obesity raises the chance of varied degenerative ailments, together with diabetes, coronary heart illness, and a few cancers.

Q. Do your organs get larger whenever you acquire weight?

A. Yes, some research counsel as weight will increase, the cells improve in dimension ensuing within the enlargement of organs. However, it’s not wholesome as a result of your bones begin receiving plenty of strain with a rise in weight, leading to bone ailments. 

Q. Does being chubby have an effect on your mind?

A. Lower cerebral blood circulate has been associated to an elevated threat of Alzheimer’s illness and psychological problems in folks with a better BMI. According to a brand new mind imaging research, as an individual’s weight will increase, all areas of the mind expertise decreased exercise and blood circulate. Obesity is linked to decreased cognitive perform, plasticity, mind quantity, and adjusted mind construction.

Q. What are the 5 causes of weight problems?

A. Five main causes of weight problems are meals and bodily exercise, genetics, drugs and medical circumstances, stress, emotional components, and lack of sleep. However, probably the most vital causes of weight problems are unhealthy consuming patterns and sedentary existence. 

Q. What is the right wholesome weight?

A. There isn’t any customary or outlined mechanism to mission a wholesome physique weight. Since your physique weight relies upon on a number of components like top, fats, genes and so on., no particular measurement can outline a wholesome physique weight. 

Q. What is a wholesome weight for a 5’2 feminine?

A. As per the BMI calculations, a 5.2 ft tall lady ought to preserve a wholesome physique weight between 44.9 to 54.9 kgs. However, a number of different components affect your physique weight. Hence, you need to take into account them earlier than assessing your optimum physique weight.

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