BMI Calculator App - Reproducible Pitch

This BMI Calculator Shiny application helps users:

• Calculate their Body Mass Index (BMI) instantly
• Understand their BMI category (Underweight / Normal / Overweight / Obese)
• Get personalized health advice
• Visualize where they fall on the BMI scale

The app is simple, interactive, and useful for anyone monitoring their health.

Step-by-step:

1. Move the Weight slider to your weight in kg
2. Move the Height slider to your height in cm
3. Select your Age Group (Child / Adult / Senior)
4. Check the box for Health Advice if desired
5. Click Calculate BMI

The result, category, and visual chart appear instantly!

BMI is calculated as weight divided by height squared:

# Example BMI Calculation
weight_kg <- 70
height_cm <- 170
height_m  <- height_cm / 100

bmi <- weight_kg / (height_m^2)
cat("BMI:", round(bmi, 2))

BMI: 24.22

BMI Categories: Underweight < 18.5 | Normal 18.5–24.9 | Overweight 25–29.9 | Obese ≥ 30

Live App: Click here to use the BMI Calculator

Key features:

• 5 interactive widgets
• Reactive server calculations
• Visual BMI chart
• Documentation built-in