First, the person must have a legitimate disability — a condition that limits one or more major life activities, such as walking, talking, seeing, hearing, etc.. (baywoof.com)
This national law protects qualified individuals from discrimination based on their disability defined as a physical or mental impairment that substantially limits major life activities. (achievebalance.org)
Also, the mental impairment must affect the person's ability to perform major life activities such as caring for one's self, walking, or working. (recoveryanimals.com)