Although plaintiff has several impairments, court holds that there was considerable evidence in the record that he was able to work with these problems for many years. Further, plaintiff's mental impairment is found to be non-severe, although it moderately restricts five out of ten basic work-related functions. Claimant has the burden of proving that he is disabled at Step 4, meaning that he must prove that his disability is serious enough to prevent him from working at his former jobs. At Step 5, however, the Secretary must show that there are other jobs in the economy that claimant can nonetheless perform. Implying that claimant bears burden of proving three threshold steps. Meeting a listing automatically entitles claimant to benefits. Meeting a listing automatically entitles claimant to benefits.