MRSA. Mrsa, or methicillin resistant staph aureus, is a kind of bacterial infection caused by certain staph bacteria that are difficult to kill. They were first found mostly in hospital patients, but are now found every where but not especially in health clubs or gyms. Use clean towels, don't sit on benches, use your own soap, wash hands, and avoid contact with other people, and you should be okay.
Usually Benign Bact. Yes, more frequent, but staphylococcus aureus frequently present skin & respiratory tract, especially nose. Mrsa merely means resistant multiple abs. Control of bacteria, as with all, a function of immune system. Sa most commonly a commensal bacteria, but reality not good for marketing fear. Dietary choices, activities, emotions, any internal control affecting staph & immune function can change.