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<hl><b>Measuring Physical Activity Intensity</b></hl>
<p>Walking up stairs burns almost five times more calories than riding an elevator. </p>
<p><b>Time Depends on Intensity</b></p>
<p>Higher intensity activities require less time spent. Lower intensity activities require more time spent.</p>
<p><b>Light-Intensity Activities:</b></p>
•	Walking slowly
•	Golf, powered cart
•	Swimming, slow treading
•	Gardening or pruning
•	Bicycling, very light effort
•	Dusting or vacuuming
•	Conditioning exercise, light stretching or warm up
<p><b>Moderate-Intensity Activities:</b></p>
•	Walking briskly
•	Golf, pulling or carrying clubs
•	Swimming, recreational
•	Mowing lawn, power motor
•	Tennis, doubles
•	Bicycling 5 to 9 mph, level terrain, or with a few hills
•	Scrubbing floors or washing windows
•	Weight lifting, Nautilus machines or free weights
<p><b>Vigorous-Intensity Activities:</b></p>
•	Racewalking, jogging or running
•	Swimming laps
•	Mowing lawn, hand mower
•	Tennis, singles
•	Bicycling more than 10 mph, or on steep uphill terrain
•	Moving or pushing furniture
•	Circuit training
<p><b>Time Depends on Intensity</b></p>
 
