<prompt> Impairment is defined as -Loss of anatomic structureInability to perform activityFailure of fullfillment of normal roleAbnormal condition in the body  <response>: Ans. is a i.e., Loss of anatomic structure o According to WHO definitions, Disease: Any abnormal condition of an individual that impairs function Impairment. Any loss or abnormality of psychological, physiological or anatomical structure or function Disability: Because of impairment, any restriction or inability to perform an activity in a range considered normal for a human being Handicap: A disadvantage for a given individual, resulting from an impairmentdisability, that limitsprevents fulfillment of a role considered normal depending on age, sex, social, cultural factors for that individualFor example,EventClassification InterpretationAccidentDiseaseImpairs function of a personLoss of footImpairmentLoss of anatomical structure in the form of footCannot WalkDisabilityWalking is a normal routine daily activity of a human beingUnemployedHandicapLoses out his job because he cannot walk, so cannot fulfill his role in the society, i.e, earning for his family members 