Impairment can be unique for every situation and for each individual. Many causes cannot be identified by testing, Supervisors should be educated, trained and understand how to recognize impairment. impaired in the workplace What are the signs of Impairment? Impairment can be unique for every situation and for each individual. Many causes cannot be identified by testing, Supervisors should be educated, trained and understand how to recognize impairment. Previous Topic Back to Lesson Next Topic