Obesity expert says daily workouts can't undo damage done from sitting all day - Rock Center with Brian Williams

Standing all day isn't 100% better, but this is why I have a standing desk now and a tall stool for occasional resting. Much easier than a sitting desk and remembering to occasionally stand - my legs naturally tell me when to take a break. Think I've lost about 15 lbs doing this, too, and my legs are in great shape