Read the first line.
It's the only way.
Now, something I take issue with (not you specifically, of course) is the common use of the abbreviation "RAD", where "D" stands for "Disorder".
Guitar people have got it right, with "GAS", or "Guitar Acquisition Syndrome".
"Disorder" makes it sound like a problem to be cured, but "syndrome" just describes a collection of ... behaviours. Yeah, that's it.
We should be calling it "RAS".
This is absolutely true. I am afflicted with both conditions.