From the best-selling Worst-Case Scenario series comes expert advice for one of the most extreme situations of all: middle age.Your knees are hurting. Your relationships are changing. Your retirement funds are okay-ish, maybe—you can’t quite remember (and can you actually retire in this economy?).Whether you're in the midst of a full-blown midlife crisis or you’re just feeling . . . a little bit older, this indispensable guide from the world’s best-selling survival series has all the expert advice for all the challenges you'll face at that “certain age.” including: How to Survive Being Called Sir or Ma'amHow to Get a Tattoo You Won’t RegretHow to Conceal Your Beer GutHow to Survive a ColonoscopyHow Not to Die Alone And dozens more hilarious and relatable worst-case scenarios to help you make the best of your midlife—and beyond.