This class can be used to compute several biometric indexes based on medical formulas. It takes at least the person height and weight as parameters to compute: - Body Mass Index (BMI) and limit weights - Ideal Body Weight (4 methods) - Lean Body Mass (2 methods) - Calculation of Total Water (2 methods) - Body Surface Area (6 methods) - Energy Expense at Rest (3 methods) - Daily Energy Need These computed index values are stored in class variables.