Al Pacino will have another little friend to say hello to pretty soon: the actor is due to become a father again at the age of 83. (His girlfriend is 29, if you're wondering.) But honestly, the rest of us will be lucky to even make it into our 80s — according to a new study, booze drinkers consume an average of 75,000 calories (or the equivalent of 293 Big Macs) a year. Of course, emotional well-being is just as important as physical well-being; with that in mind, perhaps it's time to take a closer look at the habit that all healthy couples have in common.