This 2017 review argues insulin therapy increases cardiovascular and mortality risk in Type 2 diabetics. Given that effective alternatives exist for establishing glycemic control in this population, exogenous insulin use should be de-emphasized for most patients.

The Scaling Course reinforces the skills a CrossFit trainer will use when modifying workouts for their athletes. This course includes information on scaling for beginners, intermediate CrossFitters, advanced CrossFitters, former athletes from other disciplines, and those with injuries.