Growing numbers of people over age 55 are finding that a career in fitness can make sense, especially after retirement.

I did eventually get involved in fitness and running, partially thanks to my job.

Maybe they think you only become interested in physical fitness as an adult.

Those who work in fitness are paying attention to population trends.

Rob has over 150 different records in sports and fitness.

"I wanted to be involved in physical fitness," he said.

Her interest in fitness, she said, goes back 20 years.

The money he won allowed him to quit his job and begin a career in fitness.

The program is likely to include training in physical fitness, ideology and the use of weapons.

Throughout his studies and work, he was also very interested in physical fitness.