Strange and Unbelievable, What Do These Guys Do?

I immediately thought that these guys crouch with a barbell, it may be true, but their main occupation is a bit different.

Strange and Unbelievable, What Do These Guys Do? (1)   Strange and Unbelievable, What Do These Guys Do? (2) These are German cyclists!

Strange and Unbelievable, What Do These Guys Do? (3)

I know this is really strange but this is the reality…