You’re only as old as you feel, right? Right. But even so, the popularity of that old adage has never stopped people from pinpointing the exact 👵🏻 age at which they believe others 👴🏼 are officially “old.” A new study by U.S. Trust has found that perceptions of the onset of old age vary widely among different generations. Millennials say that you are old once you turn 59. Gen Xers hold a slightly more generous view, saying that old age begins at 65. When it comes to boomers and the silent generation, both agree that you’re not really old until you hit age 73. What age do you think is old?