Body Mass Index Calculator

Calculate you BMI and find out if you have an appropriate weight for your height.

cm
kg

Body Mass Index of a person 157 cm tall weighing 42 kg is 17

BMI: 17
Height: 157 cm
Weight: 42 kg

Hi There. You are underweight.

Your weight of 42 kg is too low. Remember that a well-balanced diet provides you in nutrients you need, which are the fuel for your mind and the body. You might want to see a doctor to make sure it is not a result of any disease.

You need to gain 3 kg for your BMI to be in normal range of 18,5. Check how many calories intake you need on your daily basis. You can still keep your body exercised, but you might need to increase your calories intake.

See what your BMI would be

Can’t gain weight? Change this in 3 easy steps...

Are you trying so hard, but your weight is still 42 kg? To find an ideal solution you might want to compare how many calories your body is provided with each meal and snack, as well as how many calories you burn during certain exercises. Our tips will help you gain additional 3 kg easily:

1. Healthy but high in calories diet:

Perhaps you need to enrich your diet with extra calories. Remember that they should still be a source of a balanced diet. Check yourself:

Banana

74 calories

Check out nutrition values and calories for 100 g of Banana.

vs.

Banana, dried

360 calories

Check out nutrition values and calories for 100 g of Banana, dried.

2. Exercise increases your need for extra calories:

Regular exercise is good for you, but remember that by exercising you increase your body’s need for additional calories.

3. Always remember about a proper daily calorie intake:

Your daily calorie intake requirement depends on your age, weight, height, sex and your activity level. Check our simulation of daily calorie intake for:

metabolic rate of woman

A medium active woman 157 cm tall and 42 kg of body mass requires 1,911 calories a day.

Click here for metabolic rate simulation of woman 42 kg 157 cm tall.

metabolic rate of man

A medium active men 157 cm tall and 42 kg of body mass requires 2,143 calories a day.

Click here for metabolic rate simulation of men 42 kg 157 cm tall.

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