AI Tutor
Have you ever seen someone who can run across the soccer field without stopping, but can't reach down to touch their toes?
That is because being fit isn't just one single skill — it is a team of five different parts working together inside you.
What are the five main parts that make up a healthy body?

The 5 Fitness Parts

Fitness scientists divide overall physical health into the five components of health-related fitness.
How do your heart and lungs work together when you run around at recess?

1. Cardiovascular Endurance

Cardiovascular endurance is how well your heart and lungs send oxygen to your muscles while you move for a long time.
The word cardio means heart, and vascular means blood vessels. Swimming, biking, and playing tag build up this stamina.
What is the difference between lifting a giant rock once and carrying your backpack all day?

2. Muscular Strength and 3. Muscular Endurance