How Do I Maintain a Healthy Lifestyle?

"I run every week, not because I love to run, but because that's part of my long-term strategic goal," she says. "That goal becomes much more tangible over the holidays where, you know, a Groundhog's Day, it doesn't have that same meaning." The healthy piece is always very amorphous; some goals are more tangible than others. But how do I maintain a healthy lifestyle throughout the year? Most of the time?"