. . "See 45 C.F.R. ?? 84.3(j)(1) (defining disability as a physical impairment which substantially limits -7- Adams v. Potter, 05-5811 one or more . . . major life activities); id. ?? 84.3(j)(2)(ii) (defining major life activities to include functions, such as caring for one s self, performing manual tasks, walking, seeing, hearing, speaking, breathing, learning, and working )." . .