New Delhi, Sept. 29 -- It might seem that the chest fly machine is only meant to do chest flys. After all, the machine is named after the exercise which works the pectoralis major and pectoralis minor, the two main chest muscles it targets. But like every other gym equipment, this one has some unique variations and uses as well, some of which go beyond just the conventional chest flys.

First, it's important to know the difference between a chesty fly machine and a pec deck machine. The chest fly machine is the more common fixture in gyms. This is the one which mimics the dumbbell chest fly, with a wider grip, straighter arms and a deeper stretch. The pec deck machine has a narrower grip, with elbow pads so you can bring the elbows togeth...