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Doctor insights on: Uk Bmi Underweight

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Dr. Cornelius O'leary jr
556 doctors shared insights

Body Mass Index (Definition)

Body mass index (BMI) is a measurement based on a person's height and weight, to decide if a person is too heavy or too light for his height. The index is a number that can be in the underweight range, normal range, overweight range, or obese range. Children use different number ranges than adults do, ...Read more


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My BMI is 25.5. I's this considered overweight? I'm 5'3 and weight 144 pounds.

My BMI is 25.5. I's this considered overweight? I'm 5'3 and weight 144 pounds.

Yes: It is slightly over weight. It is not good for a young person to start out adult life as being over-weight. See this site for more info. http://nhlbisupport.com/bmi/bminojs.htm. ...Read more

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Are online BMI calculators accurate?

Yes, but...: The calculator will give you an accurate bmi, but how well that measures your fitness/health is unclear. I've had finely tuned athletes show up as obese according to bmi. If you're concerned about it just check with your doctor. ...Read more

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Im morbidly obese i'm 5'3 weight 230lbs what would u recommend for losing weight?

Im morbidly obese i'm 5'3 weight 230lbs what would u recommend for losing weight?

Small steps: Significant weight loss starts with small weight loss. Set smaller, 5 lb goals and achieve many of these through daily cardiovascular exercise. This is as easy as a 30-40 minute walk daily. Be persistent and you will succeed. ...Read more

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Chest=49"bicep=25"Waist=38"Height=178cmWeight=107kg.Body Fat=11%.BMI=34 but athlete bodybuilder.Why am I considered obese?Is bodybuilding bad?BMI lie?

Chest=49"bicep=25"Waist=38"Height=178cmWeight=107kg.Body Fat=11%.BMI=34 but athlete bodybuilder.Why am I considered obese?Is bodybuilding bad?BMI lie?

Pump it up!: BMI are only for average body types. Those who are very lean or very muscular fall out of the category. You should follow body fat % in your case and make sure your risk factors are controlled. Diet, exercise (you're good there), cholesterol, blood pressure. Body building is great, fantastic exercise. ...Read more

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How accurate are BMI charts for measuring health?

How accurate are BMI charts for measuring health?

BMI charts: BMI charts are very good for measuring body mass index - (BMI). The BMI range should be 20-25 but a bit higher might be OK. The most informative way is to get your weight without clothing on (at home of course). and get your height measured without shoes off. Of course your BMI will be lower if you have your height measured wearing high heels. Not a good idea! ...Read more

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How can BMI (body mass index) work?

How can BMI (body mass index) work?

Weight:height.: The BMI is simply your weight with respect to your height - an overly simplistic and thereby essentially flawed assessment of your health. It's a bit better when used in combination with body fat measurement. That being said, a high BMI might be associated with diabetes and heart disease amongst other health conditions. ...Read more

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My BMI indicates that I am underweight (bmi is 18.02) should I gain weight?

My BMI indicates that I am underweight (bmi is 18.02) should I gain weight?

You're not a number: The BMI was never intended for use by individuals. If you feel well, are athletic, & keep up with peers at fitness activities, you have no reason to change. Elite track athletes have BMI's like yours. And don't try to gain by eating to gain fat -- a man needs no body fat and a woman needs only a little. Exercise regularly, handle any health issues with your physician's help & weight self-solves. ...Read more

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How many pounds overweight is considered obese?

How many pounds overweight is considered obese?

By percentage: It is not the absolute pounds, but takes into consideration you height (in the bmi calculation). More useful, at least in the disease process, is the waist/hip ratio, which shows how much abdominal fat one has. Abdominal fat is particularly metabolically active, and thus more dangerous than leg fat (for example). >102 centimetres (40 in) in men and >88 centimetres (35 in) in women are obese. ...Read more

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Is 130 pounds at 5'8 considered underweight?

Is 130 pounds at 5'8 considered underweight?

How do you FEEL?: The "healthy weight" tables you've seen are subscientific. Most elite runners and track-and-field athletes are "underweight" If you're trim and able to keep up with the sports you enjoy, you're fine. ...Read more

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Is being 10lbs overweight healthy?

Is being 10lbs overweight healthy?

Healthy vs risk...: Unfortunately being over weight is actually more common than normal wt these days. As long as you are active, eat a healthy/balanced diet, exercise regularly, don't smoke, and don't drink to excess, you are better off overweight than normal wt and don't do the above. Also, if you have big frame, 10lbs may not make u overweight. Stay healthy. It is a lifelong commitment, but so worth it. Good luck. ...Read more

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According to BMI I am underweight (bmi is 18.02) should I gain weight, what to do?

According to BMI I am underweight (bmi is 18.02) should I gain weight, what to do?

Need to see doctor.: I usually like to provide concrete answers to questions here, but your query requires some definitive testing. There could be many metabolic, infectious, nutritional, gastrointestinal, endocrine issues causing the problem with your weight. Your BMI is dangerously low. You need to initiate a local work-up with a doctor right away. Please. ...Read more

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Height 5'6 weights 147.5lbs what is my bmi?

24: These numbers were actually never intended for individuals, but as a measure for populations. Your best weight is what looks and feels right to you and lets you take part effectively in your favorite sport. As a predictor of health, the much-sought-after "appropriate bmi" of 18-25 has been a disappointment. It's much more important simply to stay physically fit. Best wishes. ...Read more

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16 year old male, 178 CM tall and weigh 91 kg is this obese or overweight ?

A little overweight: Your Body Mass Index (BMI) is 28.7. This is in the overweight range. BMI 18.5 - 25 is considered a healthy weight BMI 25-30 is considered overweight BMI > 30 is considered obese. Best wishes! ...Read more

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How can I gain weight? I've ate a lot of food everyday, almost more than 3 meals a day. But my BMI says i'm still underweight..

How tall are you,: How much to you weight, what is your age and gender? If you are otherwise healthy, do not worry about low bmi. In a few years you will gain weight without trying and then will look back at this period fondly. ...Read more

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I'm 77. Normally healthy. Height 5.8 inches. Weight 75 kgb. What shd be my pulse rate?

I'm 77. Normally healthy. Height 5.8 inches. Weight 75 kgb. What shd be my pulse rate?

Pulse Rate: Usually heart rate varies between 60 and 100 beats per minute depending on activity level, age, presence of illness, use of medications, stimulants, alcohol, caffeine, chocolate, etc. Talk to your doctor if concerned. ...Read more

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Female 22years old Not physically active Eats 1500kJ per day BMI 18.1 Is this BMI too low ? What is considered anorexia BMI?

No: As long you are in good health, performing your daily activities, not obsessed with your weight, it is okay. You will gain weight, as you age, do not get too worked up if your BMI goes up to 20 or so. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Drink enough water daily so that your urine is mostly colorless. Practice safe sex. Get HPV vaccine. ...Read more

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My weight is 165 lbs. Age 24. Height 5'.6''.What is ideal weight according to my height?

My weight is 165 lbs. Age 24. Height 5'.6''.What is ideal weight according to my height?

130lbs...: For women: an easy formula to use for determining a healthy weight range based on height: calculate 100 lbs for the first 5 ft. Then add 5 lbs for every inch over 5 ft. So 100 + 30 = 130. Give or take 10% depending on the size of your frame. Small frame: 117 lbs med frame: 130 lbs large frame: 143 lbs. ...Read more

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Is ideal BMI range dependent on person's race for diabetes/heart disease risk reduction? Why?

Is ideal BMI range dependent on person's race for diabetes/heart disease risk reduction?  Why?

No: The BMI is simply your weight with respect to your height - an overly simplistic and thereby essentially flawed assessment of your health. It's a bit better when used in combination with body fat measurement. That being said, a high BMI might be associated with diabetes and heart disease amongst other health conditions. ...Read more

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Bmi (Definition)

Bmi or body mass index is how we define if a person is under or overweight. It is calculated my taking your height in meters and dividing it by your weight in kilograms squared. Or using a bmi calculator. A normal weight is a bmi between 18-25. Obese is a ...Read more


Dr. Syed H. Sajid
123 doctors shared insights

Low Body Weight (Definition)

Body mass index (BMI) uses a man or woman’s height & weight to estimate body fat. Many consider a BMI of less than 18.5 kg/ ...Read more