That said, I did find a few of Mashable's 7 ways to sneak exercise into the self-employed lifestyle useful. Some clearly betray that the writer doesn't have children, but this one is the one I want to take most seriously:
5. Go Outside During Lunch
Not everyone can take a long break during the day, change clothes, and come back sweaty and flushed after a mid-day run or basketball game. However, you can probably go for a brisk 30-minute walk at lunch and still be presentable to meet with an important client.
Depending on where you are on the fitness spectrum, a 30-minute walk may not be sufficient, but it's always better than sitting at a desk a 30-minute walk may not be sufficient, but it's always better than sitting at a desk. You'll also get the mood-enhancing benefits of sunshine, fresh air and a change in scenery.
More beach walks for me.