What’s Your Body Mass Index (BMI)? BMI is a way to figure out your approximate level of body fat in an easy, inexpensive way. It’s a number based on your weight and height that can help you tell if you are at a healthy weight for your height. In general, the higher the number, the more body fat a person has.
Is BMI a good health indicator?
BMI is a useful indicator of health at the population level. However, the distribution of fat on your body is more important that the amount, when assessing your disease risk. For this reason, your waist circumference is thought to be a better predictor of health risk than your BMI.
Why is it important to know your BMI?
Your BMI is a measurement that is a ratio of your weight and height. It’s a good way to gauge whether your weight is in healthy proportion to your height. In fact, knowing your BMI can help you – and your GP – determine any health risks you may face if it’s outside of the healthy range.
Is WHR a better indicator than BMI?
WHR is an easy, inexpensive, and accurate way to see how much body fat you have. It can also help predict your risk for heart disease and diabetes. A few studies suggest that WHR is even more accurate than BMI for predicting the risks of cardiovascular disease and premature death .
What is the best BMI for a woman?
A BMI of 18.5–24.9 is considered normal or healthy for most women.
Does your BMI really matter?
As a single measure, BMI is clearly not a perfect measure of health. But it’s still a useful starting point for important conditions that become more likely when a person is overweight or obese.
What should your BMI be?
For most adults, an ideal BMI is in the 18.5 to 24.9 range. For children and young people aged 2 to 18, the BMI calculation takes into account age and gender as well as height and weight.
Do doctors still use BMI?
It is used in population studies, by doctors, personal trainers, and others. However, BMI has some important flaws. For example, it does not measure overall fat or lean tissue (muscle) content. BMI is derived from a simple math formula.
How do I make my BMI more accurate?
To calculate your BMI, divide your weight in pounds by your height in inches squared, then multiply the results by a conversion factor of 703. For someone who is 5 feet 5 inches tall (65 inches) and weighs 150 pounds, the calculation would look like this: [150 ÷ (65)2] x 703 = 24.96.
Does waist size affect BMI?
“BMI is a measure of general obesity, and it does not discriminate between fat around the hips or the waist,” Peters said.
What’s a healthy waist size?
For your best health, your waist should be less than 40 inches around for men, and less than 35 inches for women. If it’s larger than that, you may want to talk with your doctor about what your next steps are, including losing weight. You can’t spot-reduce your waist, or any other part of your body.
How do I determine my ideal weight?
Here are general guidelines.
- If your BMI is less than 18.5, it falls within the “underweight” range.
- If your BMI is 18.5 to 24.9, it falls within the “normal” or Healthy Weight range.
- If your BMI is 25.0 to 29.9, it falls within the “overweight” range.
- If your BMI is 30.0 or higher, it falls within the “obese” range.
How much should a 5’5 female weigh?
Height and Weight Chart
|5′ 4″||110 to 144 lbs.||174 to 227 lbs.|
|5′ 5″||114 to 149 lbs.||180 to 234 lbs.|
|5′ 6″||118 to 154 lbs.||186 to 241 lbs.|
|5′ 7″||121 to 158 lbs.||191 to 249 lbs.|
What is my BMI if I weigh 160?
Inside the square where your weight and height meet is a number that is an estimate of your BMI. For example, if you weigh 160 pounds and are 5’7″, your BMI is 25.