The most popular class at Nydia Darby's yoga studio in San Antonio is called Progressive Mellow, and the play on words from the 1960s hit song "Mellow Yellow" isn't a coincidence.

"When I looked at my client base - mostly boomers - I thought it would ring a bell with them," says Darby, who notes that her students want exercises to reshape their physiques, gain strength and improve flexibility.

It's not easy for me to tell people how old I am because I don't want them to think I'm, well, old. Working in an industry like mine that's evolving almost daily - iPad, anyone? - it's not always good to be a seen as a seasoned veteran lest people assume you're not inclined to change.

But in the two years since I started writing again after a  seven-year hiatus to raise my family, I continually get comments on how well my freelance business is doing, and it made me realize something. Nothing takes the place of experience. I might not have the technical skills of younger journalists who can churn out computer code as well as they can cover a fire or flood. But after years of reporting on topics such as the birth of the internet, corporate finance and workplace issues, I'm a quick study.

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