BMI/BMR Calculator

[CaleStringfellow]

This will take the user's weight, height, and age and use this information to calculate the user's current BMI and BMR. It will also display these numbers to the user.

[BRYC33]

include

using namespace std;

// Function to calculate BMI double calculateBMI(double weight, double height) { double height_m = height / 100.0; // Convert height to meters return weight / (height_m * height_m); }

// Function to calculate BMR for men double calculateBMRMen(double weight, double height, int age) { return 88.362 + (13.397 weight) + (4.799 height) - (5.677 * age); }

// Function to calculate BMR for women double calculateBMRWomen(double weight, double height, int age) { return 447.593 + (9.247 weight) + (3.098 height) - (4.330 * age); }

int main() { double weight, height; int age; char gender;

// Prompt user for input
cout << "Enter your weight in kilograms: ";
cin >> weight; 

cout << "Enter your height in centimeters: ";
cin >> height;

cout << "Enter your age in years: ";
cin >> age;

cout << "Enter your gender (M/F): ";
cin >> gender;

double bmr;

// Calculate BMI
double bmi = calculateBMI(weight, height);
cout << "Your Body Mass Index (BMI) is: " << bmi << endl;

// Calculate BMR based on gender
if (gender == 'M' || gender == 'm') {
    bmr = calculateBMRMen(weight, height, age);
    cout << "Your Basal Metabolic Rate (BMR) for men is: " << bmr << " calories per day." << endl;
} else if (gender == 'F' || gender == 'f') {
    bmr = calculateBMRWomen(weight, height, age);
    cout << "Your Basal Metabolic Rate (BMR) for women is: " << bmr << " calories per day." << endl;
} else {
    cout << "Invalid gender entered. Please enter 'M' or 'F'." << endl;
}

return 0;

}