Woman Pumping Up Triceps With a Dumbbell Under Supervision Of a Personal Trainer. (Stock Footage)

Woman Pumping Up Triceps With a Dumbbell Under Supervision Of a Personal Trainer. (Stock Footage)

Woman pumping up triceps with a dumbbell under supervision of a personal trainer. Coach explains and shows how to hold dumbbell during exercise. Woman is smiling because she get to do exercises correctly and she is happy. There are a large number of exercises for triceps, however not all are equally effective. Exercises in the back of hand with a dumbbell is very useful.

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