If you are in your 50s, retirement may seem a long way off. You’re secure in your career, you may be in or approaching the empty-nest phase, and you’ve probably made significant progress toward paying off big debt like a mortgage. It might feel like you can finally breathe a little bit. But retirement is coming faster than you think, and your 50s are the best time to prepare. According to Fidelity, there are 10 things you can do in your 50s to make sure you’re ready when the time comes to leave the workin ...