[php]
if ($_POST) {
$a = $_POST[‘height’];
$b = $_POST[‘weight’];if ((empty($a)) || (empty($b))) {
$result = “Fill in all variables”;
}
if (empty($result)) {
$var1 = $a*$a;
$var2 = $b/$var1;
$result = round($var2, 2);
}
echo $result;
echo “*”;
}
[/php]
[pullquote]A crude measure of body fat.[/pullquote]
Formula :
Mass (kg) / (height(m) squared)
Explanation of Result :
Category | BMI range |
Severely underweight | < 16.0 |
Underweight | 16.0-18.5 |
Normal | 18.5-25 |
Overweight | 25-30 |
Obese Class I | 30-35 |
Obese Class II | 35-40 |
Obese Class III | >40 |
* Please verify all calculations prior to clinical use.