Why Does My Studio one Take Take a Lot of Time To Open

I don't know if it is only me or everybody has the same issues, why does my studio one takes for ever to open on my Mac, mind you not on just one system but I have it installed on 3 different system in my studio, all ruing sierra, 16 gig ram, 2..5 GHz, Core I7, 1 Tb Solid state hard drive