A. The YMCA opens a gym in America happened first. The Young Men's Christian Association (YMCA) was established in the United States in 1851, and it was one of the first organizations to emphasize fitness and physical activity.
The other events occurred later:
- Physical education (PE) becoming part of the American school curriculum gained traction in the late 19th and early 20th centuries.
- Nautilus machines were introduced in the late 1970s.
- Elliptical trainers became popular in the 1990s.