Between two celebrations, my resolve is gone

Welcome back from your Christmas breaks, readers. I hope you all had a better time of it than I did. I don’t mean to sound like a Scrooge while the memories of crackers and mulled wine are still so fresh, but Christmas is probably the hardest time in the world for those in my position: an overweight booze hound trying to prove to his wife that he can live a nice and healthy lifestyle.