"When a conjunction is used with apparent redundance, the insertion of it is called Polysyndeton.

Phlebotomy, many times neglected, may do much harm to the body, when there is a manifest redundance of bad humours, and melancholy blood; and when these humours heat and boil, if this be not used in time, the parties affected, so inflamed, are in great danger to be mad; but if it be unadvisedly, importunely, immoderately used, it doth as much harm by refrigerating the body, dulling the spirits, and consuming them: as Joh.