Q: I'm 40 and can't imagine working till I am 65. If I want to retire in my mid-50s, how can I make sure I have enough money to live a comfortable lifestyle? A: How...

If you start early, it's easier to make your strategy work. Here's how to figure out where you stand.

Retirement investing isn't an exact a science. Rather than worrying whether the rules need to be tweaked, just start saving.

Save 15% of pay for 30 years and you will be fine, a new study shows. Save for longer, and it gets much easier.

Sure, young adults could get higher returns by investing in stocks, but many have good reasons to stay safe in cash right now.

Staying the course has rarely paid off so well as average retirement account balances soar.