What popular fitness regimen can be traced back to a WWI internment camp?

Here is the question :

WHAT POPULAR FITNESS REGIMEN CAN BE TRACED BACK TO A WWI INTERNMENT CAMP?

Here is the option for the question :

• Pure Barre
• Tae Bo
• Yoga
• Pilates

The Answer:

And, the answer for the the question is :

Explanation:

[STC0012026]. Joseph Pilates, a German boxer, was incarcerated in an English military camp on the Isle of Man because he was considered an enemy alien during World military I. Because of this, he came up with a novel approach to physical and mental conditioning that he dubbed “Contrology.” He made resistance equipment and exercises out of bed springs and straps, which eventually became known as Pilates.