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.
BiPAP (also referred to as BPAP) stands for Bilevel Positive Airway Pressure, and is very similar in function and design to a CPAP machine (continuous positive airway pressure). Similar to a CPAP machine, A BiPAP machine is a non-invasive form of therapy for patients suffering from sleep apnea.