When it comes to watching television, maybe vigorous exercise isn’t quite enough to ward off the dangers associated with a largely sedentary lifestyle.  Based on an October phone survey of 10,000 Americans of various weights, an expected pattern emerged: people who engaged in lots of physical activity weighed less than those who didn’t.  But when the researches factored in the amount of time spent watching television and movies, a far different pattern emerged:

No matter how much TV they watched, if they didn?