The 3pm slump he calls "just resting my eyes."
He worked through lunch again. By 3pm he's in the recliner with the TV on, and you know that line is the version he gives you when he can't keep them open.
It isn't laziness, and it isn't age. When the gut is inflamed, the body burns through energy on internal cleanup that should be going to him. The chair isn't a habit. It's a refill.