Thompson V. Califano


Discussion of observable signs of pain. ALJ under no duty to go to "inordinate lengths to develop a claimant's case." Holding that Secretary is not at the mercy of every claimant's subjective assertions of pain applies equally well to subjective claims of dizziness. Claimant must show that her impairment is "medically determinable" and only in a rare case can she do this without medical evidence.