He was stressed and an emotional eater stuffing his face. The bad news made him depressed. He was still working with bad health because so many milked a doctor's note.  He did the work while most made excuses.
Staying active while most chose to be lazy. Anything he said or did made him out to be crazy. Having an opinion and being hard working got him hate. The lazy tried to blame him because he made them look bad since they didn't take pride in their work.