Blake, supra. See also Dees v. Astrue, Civ. Act. No. 08-00667-KD-B, 2010 WL 419415, *3 (S.D. Ala. 2010). Although Lewis asserts that her borderline intellectual functioning, diabetes, and resulting end organ damage were disabling prior to December 31, 1998, the medical records indicate that Lewis' diabetes and its resulting symptoms were not disabling during the relevant time period.