I Jumping Jacks, also known as “Star Jump" or "Star Jump” in some countries, they are one of the simplest and most popular aerobic exercises in the world. Often used as part of warm-ups, fitness routines or military training, Jumping Jacks are a Versatile exercise that involves the whole body.
But where do Jumping Jacks come from? Who was the creator of this widespread and loved exercise?
Index
Origins of Jumping Jacks
Jumping Jacks have interesting origins and a history that spans military fitness, health and popular culture. Their invention dates back to at least the XNUMXth century.
The origin of the jumping jack was wrongly associated with the American general of the First World War, John J.”Blackjack” Pershing, who is claimed to have developed the exercise.
However, in reality, the name comes from the children's toy "jumping jack",” who performs similar arm swinging and leg stretching movements when the strings are pulled.
Although he played no role in the invention of the exercise, fitness expert Jack LaLanne (now defunct) earned the credited with making it popular in the United States.
LaLanne used the jumping exercise in routines promoted during decades of television fitness programs he hosted.
Popularity and benefits
Regardless of their exact origins, Jumping Jacks have become one of the most loved and practiced aerobic exercises in the world. This exercise engages a wide range of muscles, including those in the legs, buttocks, upper body, and cardiovascular system.
Here are some of the main benefits of Jumping Jacks:
- Cardio and resistance: They are a great exercise to increase heart rate and improve cardiovascular endurance.
- Full body workout: involving both the upper and lower parts of the body, they help tone and strengthen muscles in different areas.
- Burn calories: This exercise is effective at burning calories, which can be helpful for weight loss and maintaining a healthy body weight.
- Flexibility: They also involve a flexibility component, especially when opening and closing the arms above the head.
- Simplicity and accessibility: Jumping Jacks can be performed anywhere, without the need for special equipment, making them an accessible exercise for everyone.
CrossFit® and Jumping Jacks
Jumping jacks they are not a common or central movement in WODs of CrossFit®, but may occasionally be included as part of a warm-up or a circuit of exercises to improve cardiovascular capacity and coordination.
They might appear in a WOD similar to the following:
AMRAP (As Many Rounds As Possible) in 10 minutes:
- 10 Burpees
- 15 Jump Jacks
- 20 Sit-Ups
And you, how many Jumping Jacks can you perform? Did you know their story? Let us know in the comments and remember to follow us on our telegram channel