When it comes to the brave new world called retirement, there are more tricky issues than whether you'll have enough money.
While money woes could cause considerable problems if you're not prepared, how you spend your time could be another landmine.
No matter how long couples are married, they might not be prepared for retirement where, for perhaps the first time, a couple is together 24/7.
According to US News and World Reports, couples could have 20 years of retirement time together.
Many aren't prepared for all that togetherness.