#Bmi calculator for older women professional#

When used to predict an individual's health, rather than as a statistical measurement for groups, the BMI has limitations that can make it less useful than some of the alternatives, especially when applied to individuals with abdominal obesity, short stature, or high muscle mass.īMIs under 20 and over 25 have been associated with higher all-cause mortality, with the risk increasing with distance from the 20–25 range. Major adult BMI classifications are underweight (under 18.5 kg/m 2), normal weight (18.5 to 24.9), overweight (25 to 29.9), and obese (30 or more). The BMI is a convenient rule of thumb used to broadly categorize a person as based on tissue mass ( muscle, fat, and bone) and height. The table may also show contour lines or colours for different BMI categories. The table displays BMI as a function of mass and height and may show other units of measurement (converted to metric units for the calculation). The multiplication and division may be carried out directly, by hand or using a calculator, or indirectly using a lookup table (or chart). The BMI may be determined first by measuring its components by means of a weighing scale and a stadiometer. The BMI is defined as the body mass divided by the square of the body height, and is expressed in units of kg/m 2, resulting from mass in kilograms (kg) and height in metres (m). When it comes to heart health it's best to focus on the things you can control in your everyday life.Body mass index ( BMI) is a value derived from the mass ( weight) and height of a person. Managing your weight is important for your health. For this reason, the labels of ‘underweight’, ‘overweight’ and ‘obese’ can be unmotivating for some people and not effective in motivating positive behaviour change. 25 or more is above the normal BMI range.īMI is unable to measure how healthy you are.less than 18.5 is below the normal BMI range.

#Bmi calculator for older women professional#

Your BMI result is best interpreted by a health professional who has more information about your other heart disease risk factors and overall health. You can find more details about your BMI below. Talk to your GP or nurse for help and advice. Weighing too little can contribute to a weakened immune system, fragile bones and feeling tired. You are classified as which is not good for your health. You are classified as and your risk of obesity related diseases is. children and teenagers aged 2-19, as growth charts should be used instead.

anyone with a heart condition that affects the fluid balance in their body, such as heart failure.

If your health professional sees your BMI increase, and you’re not trying to build muscle, this may show weight gain from fat that might be a risk to your heart health. However, BMI can be useful to help your health professional see changes to your weight over time. People with a lot of muscle can be classed as ‘above the healthy weight’ range even if they’re lean and fit.īMI alone shouldn't be used to determine your risk of heart disease. This can be more of a risk than someone with a BMI above the healthy range that has more muscle.īMI is less accurate in very muscular or athletic adults because muscle weighs more than fat.

the amount of fat and muscle in your bodyīMI does not recognise that some people in the healthy BMI weight range can have higher levels of body fat that you can’t see.

In this group, a healthy BMI range would be higher. People who are Māori or Pasifika often have a higher bone density and more muscle mass. People of Asian descent can have more body fat on a smaller frame so for this group, a healthy BMI range would be lower. The fat is often in different places on the body too.īMI is less accurate for certain ethnic groups. Men and women have different levels of fat. As you get older, having a higher BMI can be helpful to protect against malnutrition or from having a fall.