Of Crunches and Lunches

Re "The Myth About Exercise" [Aug. 17]: I must take issue with some of the points portrayed as fact. Numerous studies have shown that exercise is indeed central to an effective weight-loss program. The key concept is a simple equation of energy balance: calories expended throughout the day must exceed calories consumed as food. And contrary to the data selected for your article, studies have shown that most exercisers are not uncontrollably hungry after a workout. We strongly encourage reporting that portrays both sides of an issue so readers can decide for themselves — instead of being led down a potentially...

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