From the Department of Irony: Dairy Queen, maker of the 1,050-calorie Blizzard, installed treadmill workstations at the company's Minnesota headquarters to help employees' cardiovascular health. (Source)
If you've avoided running because you think it'll destroy your knees and hips, there's good news from U.C. Berkeley: researchers found that strenuous sports like running and walking actually strengthen your joints. After following 75,000 active runners and walkers, the study found that the cases of osteoarthritis and hip replacements actually decrease the more you run. Lace up, ladies! (Source)