Abrasions, blisters, and lacerations are common in recreational and athletic activities and inappropriate care of these wounds can result in delayed healing and infection, including MRSA.
This is the topic of a fine piece on NPR's Academic Minute by Dr. Joel Beam, a wound care researcher. (11/12/13).
You can access Dr. Beam's Academic Minute piece here - Wound Care - or see the pdf. Download Beam Wound Care