Why does the narrator feel that his liver is out of order? What disorder do George and Harris things they suffer from.

J felt that he had all the symptoms in a liver pill pamphlet.

With me, it was my liver that was out of order. I knew it was my liver that was out of order, because I had just been reading a patent liver-pill circular, in which were detailed the various symptoms by which a man could tell when his liver was out of order. I had them all.

Harris said he felt such extraordinary fits of giddiness come over him at times, that he hardly knew what he was doing; and then George said that HE had fits of giddiness too, and hardly knew what HE was doing