You can do it, ten minutes of exercise a day

Subhash | April 24, 2007

Part of being fit is how you sit. A few simple adjustments can pay off. Strengthen the core muscles of your trunk, and you can help take the strain off your back. That may enable you to use your body better during active times.

The word "fitness," and most people imagine demanding, time-consuming routines that seem incompatible with busy lives.

No wonder that nearly 60 percent of Americans fall short of the recommended daily activity levels, according to the latest government figures. As the late comedian Joey Adams once quipped: "If it weren't for the fact that the TV set and the refrigerator are so far apart, some of us wouldn't get any exercise at all."

The problem is that we are built to move. So the hours spent sitting in front of computers, watching television and stuck in traffic can take a toll not just on our waistlines but also on our backs, our hearts, our brains and our life expectancy.

You may not always be able to control how long you sit, but the posture you adopt in those sedentary moments can make a difference, as you can see in the graphic above.

The idea that activity is tied to good health is not new. Plato observed that inactivity "destroys the good condition of every human being, while movement and methodical physical exercise save it and preserve it."

In Victorian times, Edward Stanley, who served three terms as British prime minister, noted that "those who think they have not time for bodily exercise will sooner or later have to find time for illness." read more….