Read the following article and answer the question.

He 's been waking up later and later these days , as if it 's getting more and more difficult , and that concerns me . I think the insomnia he 's been suffering is really starting to catch up with him . He has low blood pressure to begin with , and these issues with his sleep cycle are no help . " " Sanzo , low blood pressure ? "

If he gets up later and later then how can he have insomnia ?
None of the above choices .