Does anyone know how effective these items are – are they accurate in calculating how much calories burned in a workout ?

They are indeed very useful and fairly accurate.

The models WITH a chest strap are typically far superior to those without.

~Dr. B.~

One Response

1. michele Says:
   November 13th, 2009 at 4:56 am

   They are indeed very useful and fairly accurate.

   The models WITH a chest strap are typically far superior to those without.

   ~Dr. B.~
   References :

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