Curious, is there a documented case of community spread through a gym that you can point to?
Here is some evidence in the NY Times that counters your argument: https://www.nytimes.com/2020/06/25/health/coronavirus-gyms-f...
Here is some evidence in the NY Times that counters your argument: https://www.nytimes.com/2020/06/25/health/coronavirus-gyms-f...
Researchers have been tracking many superspreading events around the globe, and there seem to be recurring locations no matter what the country. In addition to those we have heard most about, like prisons, food processing plants, and elder care facilities, there have also been numerous large superspreading events at bars, churches, offices, gyms, and shopping centers.
(Note gyms are on the list.)