Doing It All...At Once? Multitasking and Your Health

I was jogging the other day, feeling pretty awesome about myself for merely getting out of the house for the run, considering how beastly hot it was. Not just hot, but nearly 100% humidity. Super-sauna weather. And then I saw another jogger that made me feel not QUITE as self-satisfied. She was also jogging, but she was pushing a baby in a stroller, and holding onto the leash of her lab-mix dog, AND wearing a pair of those barefoot running shoes I blogged about a few weeks ago. Oh AND, she...