Your Body's Superpower

Have you ever felt the thump-thump-thump of your heart when you race your friends across the playground. That’s me. I am the power in your legs that helps you leap over a big puddle and the strength in your arms that lets you climb to the very top of the jungle gym. I am the reason you can play soccer all afternoon and still have a burst of energy to ride your bike home. For a long, long time, before people had a special name for me, they just knew me as the amazing feeling of being strong, capable, and ready for anything that came their way. I am like your body's very own superpower, always there when you need me. You can call me Physical Fitness.

I have been with humans since the very beginning, tens of thousands of years ago. Can you imagine a world without grocery stores or houses. Back then, being friends with me wasn't just for fun, it was necessary for survival. I helped early humans hunt for food, build shelters from branches and leaves, and walk for miles and miles to find safe places to live. But it was the people in Ancient Greece who really made me famous. They believed that having a strong body was just as important as having a smart mind. Starting way back in 776 BCE, they held a huge festival called the Olympic Games to celebrate me, where the best athletes would compete to see who was the strongest and fastest. The Greeks even built special places called 'gymnasiums' just to practice running, jumping, and wrestling. Later, the powerful Ancient Romans saw how important I was for their soldiers, making sure they were strong enough to march for days and build entire camps from scratch.

After the exciting time of the Greeks and Romans, I got a little quiet for a few centuries. People were busy with other things. But then, in the 1800s, people started remembering how great it felt to be active and strong. Schools began to create special classes called 'physical education' to make sure kids like you grew up healthy. This was the beginning of me showing up in your school day, maybe in the gym or out on the field. Then, in the 20th century, I had a huge comeback. A very smart doctor from the United States Air Force named Kenneth H. Cooper did important research in the 1960s. He helped everyone understand that exercises that get your heart pumping fast were amazing for keeping you healthy. He called these exercises 'aerobics'. His famous book, 'Aerobics,' was published on March 12th, 1968, and it inspired millions of people to start jogging, swimming, and dancing to stay healthy and feel great.

Today, I am everywhere you look. I’m in your P.E. class when you play dodgeball, on your soccer team when you score a goal, in the dance studio when you learn a new move, and on the hiking trail when you explore the woods with your family. I want you to know that I’m not just for super athletes who win gold medals. I am for everyone. Being my friend helps your body build strong bones and muscles, keeps your heart happy and healthy, and can even help your brain focus better when you're doing math problems in school. When you run, jump, swim, and play, you are inviting me in. I give you the confidence to try new things and the energy to chase your biggest dreams. I will always be here, ready for our next adventure together, helping you be the strongest, healthiest, and happiest you can be.

Emerged as a necessity for survival c. 1970
First recorded Ancient Olympic Games 776 BCE
Development of modern gymnastics c. 1811