Word: biking
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...crosswalk filled with people, the woman slaloms her large bicycle between startled pedestrians - barking at them to stand clear despite their having the right of way. "Dégagez!" She shouts the order to give way. "Why are people so stupid?" (See pictures of the U.S.'s National Bike Month...
...started, I went to BreakAway Performance in San Francisco, one of some 400 gyms in the U.S. that can perform a $250 "metabolic assessment." This test is part of the New Leaf's structured fitness system. Joel Ramirez, BreakAway's founder, put me on a stationary bike and placed an oxygen mask over my face. The mask was connected to a computer that measured my oxygen consumption and carbon dioxide output during a 20-min. stress test. With those data, plus my weight, height, age and gender, the computer created a report on my current health--including the ideal...
...beauty of the system is that it's portable; I can use it with any exercise machine. Mainly, though, I use it while on an exercise bike. Some days I'm assigned repetitions--2 min. in Zone 1, 2 min. in Zone 2, 1 min. in Zone 3, repeated 20 times--and on others, I do "recovery" workouts, say, 50 min. in Zone 2. The iPhone tracks my heart rate and tells me which zone I'm in and which zone is coming up. It's tricky, like walking a tightrope with my heart, but it's effective...
...stayed within the zones. (As usual, I'm a C student.) I'm amazed how efficient it is to burn calories when everything is based on your individual metabolism. One day I burned 1,000 "TruCalories" in 70 min. That's nearly two mai tais. My low-tech bike had estimated I burned only 550 calories...
...average human needs to consume 500 fewer calories per day than he burns.) Given my penchant for booze and fatty foods, my daily burn target was 3,150 calories--an output that requires me to take a daily two- to three-mile walk and do an hour on the bike. Or I can just eat less...