If you give a mouse a running wheel, it will run. But it may not burn many additional calories, because it will also start to move differently when it is not on the wheel, according to an interesting new study of the behaviours and metabolisms of exercising mice.
The study, published in Diabetes, involved animals, but it could have cautionary implications for people who start exercising in the hopes of losing weight.
In recent years, study after study examining exercise and weight loss among people and animals has concluded that, by itself, exercise is not an effective way to drop pounds.
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