India, June 17 -- Retirement today is very different from what is often shown in movies and TV shows. In the past, people were expected to work for one company for many years and then enjoy a simple retirement. But now, many people change jobs several times and continue working even after reaching retirement age.

People born between 1957 and 1964 are expected to hold an average of 12.9 jobs between ages 18 and 58, according to the U.S. Bureau of Labor Statistics, as cited by Kiplinger. Changing jobs frequently can create hidden tax costs during retirement. Many workers do not realize this while they are working, but these tax bills can become a major issue after retirement.

Experts say one of the best ways to avoid future tax problems i...