One thing that is certain through all this debate is that President Donald J. Trump is the Commander and Chief of the Armed Forces and should get the final say.
Somewhere there is a liberal, activist judge itching to overturn this ban.
Guess what?
If you have arthritis you are banned from serving or if you have onset while serving, you’re out (depending on the medical boards).
There are hundreds and hundreds of conditions, diseases, situations, whatever, that will disqualify someone from entering or continuing to serve.