The cookie cutter approach to training programming rarely works. A better way to approach a training program is to have more information.
In my current state, I have decided to do what Mike did initally and use a modified FMS screen.
When there is a restriction in one joint, it will provide a compensatory pattern throughout the rest of the body.
There's an abundance of movement screens now and knowing which one to use can be tricky.
So, the FMS does clear you for exercise, but it won’t show any glaring issues without further investigation.
The ability to scratch your back for some people is easy, some people they find it difficult on their left side compared to their right side.