Fitness apps and calorie counters like MyFitnessPal and FitStar pose a challenge to the traditional personal trainer model, but which stands the test of time? Molly Wood tests them out.
from BWCWeb http://www.nytimes.com/video/technology/personaltech/100000003502212/workout-test-myfitnesspal-and-fitstar-vs-personal-trainer.html
from BWCWeb http://www.nytimes.com/video/technology/personaltech/100000003502212/workout-test-myfitnesspal-and-fitstar-vs-personal-trainer.html
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