So far , Whelan has received positive feedback from gym members who have used the equipment , and with the help of an interactive carbon calculator people can measure how much energy they are generating from their workout . New machine generates electricity from cycling workouts in the gym . Comment: Potential for 36,000 health clubs in U.S. to be fitted with energy saving device .
New machine generates electricity from cycling workouts in the gym . Comment: Potential for 36,000 health clubs in U.S. to be fitted with energy saving device .