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Body Mass Index (BMI) Calculator


Your Age (Yrs):
Your Gender (Yrs): Male Female
Your Weight (Lb):
Your Height (ft/in):


Your BMI:
This Means:

Body Mass Index Interpretation
BMI < 18.5:Below normal weight
BMI >= 18.5 and < 25:Normal weight
BMI >= 25 and < 30:Overweight
BMI >= 30 and < 35: Class I Obesity
BMI >= 35 and < 40:Class II Obesity
BMI >= 40:Class III Obesity

Body mass index (BMI) is a value obtained by using weight (mass) and height of a body. It defined as body weight divided by the square of the body height. It represented as kg/m^2 where weight represents in kg and height in meters.

BMI Formula:

BMI = Weight in kg / Height in square meters.

Or

BMI = Weight in pounds / Height in square inches X 703.

Based on BMI value a person comes under one of these four categories they are Underweight, Healthy Weight, Overweight, & Obese. As per standard recommended BMI values as follows.

1. UnderWeight Below 18.5 Kg/m^2.

2. Healthy Weight 18.5 to 24.9 Kg/m^2.

3. OverWeight 25 to 29.9 Kg/m^2.

4. Obese 30 & greater.

Body Index Mass Table:

Weight lbs 100 105 110 115 120 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195 200 205 210 215 220
kgs 45.4 47.6 49.9 52.2 54.4 56.7 59 61.2 63.5 65.8 68 70.3 72.6 74.8 77.1 79.4 81.6 83.9 86.2 88.5 90.7 93 95.3 97.5 99.8
Height
in/cmts
Underweight
Healthy
Overweight
Extremely Obese
60 152.4 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 41 42
61 154.9 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 34 35 36 37 38 39 40 41
62 157.5 18 19 20 21 21 22 23 24 25 26 27 28 29 30 31 32 32 33 34 35 36 37 38 39 40
63 160 17 18 19 20 21 22 23 23 24 25 26 27 28 29 30 30 31 32 33 34 35 36 37 38 38
64 162.6 17 18 18 19 20 21 22 23 24 24 25 26 27 28 29 30 30 31 32 33 34 35 36 36 37
65 165.1 16 17 18 19 19 20 21 22 23 24 24 25 26 27 28 29 29 30 31 32 33 34 34 35 36
66 167.6 16 16 17 18 19 20 20 21 22 23 24 25 25 26 27 28 29 29 30 31 32 33 33 34 35
67 170.2 15 16 17 18 18 19 20 21 21 22 23 24 25 25 26 27 28 28 29 30 31 32 32 33 34
68 172.7 15 15 16 17 18 19 19 20 21 22 22 23 24 25 25 26 27 28 28 29 30 31 31 32 33
69 175.3 14 15 16 16 17 18 19 19 20 21 22 22 23 24 25 25 26 27 28 28 29 30 31 31 32
70 177.8 14 15 15 16 17 17 18 19 20 20 21 22 22 23 24 25 25 26 27 27 28 29 30 30 31
71 180.3 13 14 15 16 16 17 18 18 19 20 20 21 22 23 23 24 25 25 26 27 27 28 29 29 30
72 182.9 13 14 14 15 16 16 17 18 18 19 20 21 21 22 23 23 24 25 25 26 27 27 28 29 29
73 185.4 13 13 14 15 15 16 17 17 18 19 19 20 21 21 22 23 23 24 25 25 26 27 27 28 29
74 188 12 13 14 14 15 16 16 17 17 18 19 19 20 21 21 22 23 23 24 25 25 26 26 27 28
75 190.5 12 13 13 14 14 15 16 16 17 18 18 19 19 20 21 21 22 23 23 24 24 25 26 26 27
76 193 12 12 13 13 14 15 15 16 17 17 18 18 19 20 20 21 21 22 23 23 24 24 25 26 26

BMI chart for adults