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Body Surface Area Calculator

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body surface area ( BSA ), as the name suggests, is the calculated or estimated surface area of a person’s body. Weight is highly affected by the abnormalities in adipose tissue but however, body surface area BSA is usually known to be more effective because it does not depend upon the content or abnormality of adipose tissue in your body. Body surface area BSA is usually referred to be a better indicator of the metabolic mass and the reasons have been indicated above.

Body surface area BSA measurements are used in many medical tasks now a days.


there are many formulas that are used in order to calculate BSA and all of them give different answers. However, do remember, that the difference in answers is not complete but there is a slight difference in the calculated values. However, the MOs teller is the most widely and commonly used formula which is used in most of BSA calculators for the calculation of BSA now a days.

There are also many calculators developed for this purpose. But do remember that not all of them are as efficient and accurate. The BSA calculator however, is easy to use and help you calculate the BSA.

Standard BSA is measured to be about 1.7 m2. There are many factors on which the BSA is dependent upon, such as, height, age, weight and gender etc.
However, it must be remembered that the BSA for different age groups is different. It would be different for an adult man and a kid.


BSA calculator is extremely essential and it is calculated because it holds great importance in the medical field. It tells us about the drug dosage and etc. it is also used to know about the medical indicators and assessments. The ratio is also very essential for the calculation of the cancer agents in the body.

The Body surface area BSA must not be confused with the body mass index because both of them are completely different terms and things.

BSA calculator tells us about the ‘’Surface area’’ of a person while body mass index is a measurement of degree of how overweight a person is. It is a measure of the body fat of a person. BMI is extremely helpful too because it helps estimate a person’s chances of getting diseases such as gallstones and etc.

BSA calculator and BMI calculator Both of these calculators are very significant and both have different formulas for their calculations. BSA calculator although, give information regarding the body but give information about completely different things Than BMI. BSA calculator has its own importance in the medical field. The reason why body surface area is calculated is because the patient, is given a medicine dose after the body surface area has been calculated.


Here is the basic interface of how the BSA calculator looks like.

body surface area calculator

This calculator is the most efficient one that you’ll find online. BSA calculator is not very complex to use. There is a requirement of some very simple information and once you have provided the information to the calculator, you just have to press calculate and BSA calculator will calculate your body surface area and that will help you in the drug dosage thing. However, you should still show your BSA ratio to your doctor and he might decide whether to start your drug dosage or not. It is always better to consult an expert rather than doing and deciding things on your own. The body surface area, will be calculated in meter square.