Too much + too often = too risky. It makes a difference both how much you drink on any day and how often you have a heavy drinking day, that is, more than 4 drinks on any day for men or more than 3 drinks for women.
Pan-Pan is derived from the French word panne, which means failure or breakdown. Pan-Pan most often refers to a mechanical failure or breakdown of some kind.
Pan, the noisy goat-footed god of the Greeks, looks after shepherds and woods, is a capable musician, and invented the instrument named after him, panpipes. He leads the nymphs in dances. He stirs up panic. He is worshiped in Arcadia and is associated with sexuality.