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#NHS BMI CALCULATOR FULL#
#NHS BMI CALCULATOR FREE#

The body mass index or BMI is a ratio of mass to height. See additional BMI formulas below for accurate calculations in metric or imperial units. In US units: BMI = weight (lb) ÷ height 2 (inches) * 703.

In metric units: BMI = weight (kg) ÷ height 2 (meters).

#NHS BMI CALCULATOR FREE#

The eating disorders charity Beat has a free Youthline, where you can get confidential advice – call 08.\( \text \) Tell someone – ideally your parents or carers, a health professional, or another adult you trust. If you feel you may have an eating disorder, help is available. If you feel anxious when you think about food, or you feel you may be using control over food to help you cope with stress, low self-esteem or a difficult time at home or school, you may have an eating disorder. Learn more about healthy eating Is it an eating disorder?

It may help to increase your portion sizes at mealtimes.

Aim to eat 3 regular meals a day with some healthy snacks in between.

Try whole-milk yoghurts and milky puddings, such as rice pudding, to help build your weight up.

A handful of nuts or toast with unsalted and unsweetened nut butter make quick, high-energy snacks.

A jacket potato with baked beans or topped with tuna makes a healthy lunch and contains both energy-giving carbohydrates and protein.

Make time for breakfast – try porridge with chopped fruit or raisins sprinkled on top, or mashed avocado or eggs on toast.

Cut down on food and drinks high in sugar, such as chocolate, ice cream, cakes, biscuits and sugary soft drinks.

Vegetable oils, nuts, nut butters and seeds are good sources of healthier fats.

Cut down on foods that may be high in saturated fat, including processed meats, pies, cakes, pastries and biscuits.

Have some dairy or dairy alternatives each day – have whole milk until you build your weight back up.

Have some lean protein (from lean meat, fish, beans and pulses).

Have at least 5 portions of fruit and vegetables a day.

Base your meals on starchy carbohydrates, such as wholemeal pasta, brown rice or potatoes.

#NHS BMI CALCULATOR FULL#

It's important that you gain weight the right way.Ĭhocolate, cakes, fizzy drinks and other high-calorie foods full of saturated fat and sugar are more likely to increase your body fat instead of your lean body mass. The good news is that, with a little help, you can gradually gain weight until you get to a weight that's healthy for your height and age. This means your periods could be delayed if they have not started yet or, if they have started, you could miss some. If you're underweight, it can also affect how your hormones work. Plus, you may be missing out on important vitamins and minerals like calcium and iron, which you need to grow and develop. This means you could pick up colds and other infections more easily. It can leave you with low energy and affect your immune system. Have you been trying to lose weight? Are you more focused on being thin than being a healthy weight?īeing underweight is not good for you.Have you lost your appetite because you're stressed or worried?.Have you been eating healthily, or have you been skipping breakfast or lunch and eating snacks on the go?.If our healthy weight calculator has told you that you may be underweight, think about why this might be. Whatever the situation, if you're concerned about your weight or your diet, the best thing to do is to tell someone. That may be because of stress or other emotional problems. Or perhaps you have not been eating a healthy, balanced diet. There could be a medical cause that needs to be checked out. If you're underweight, a GP, practice nurse or school nurse can give you help and advice. You can check by using our healthy weight calculator. Or perhaps your friends or parents have mentioned it. You may be wondering if you're underweight.