Are Dumbbell Flys Safe?

The biggest danger of dumbbell flyes is that people overextend their shoulder joints, fail to keep their elbow at a fixed angle, or add too much weight. All of these mistakes can not only minimize the gains you get but more importantly, they can lead to serious injury.

Are dumbbell flys better than machine?

If your goal is to get a bigger chest, cables or a pec deck will always be superior to dumbbells for stimulating the chest muscles due to the force angles the machine creates. The first half of a dumbbell pec fly is what's most effective, and the most difficult for a lifter to get through.

Are flyes dangerous?

But cluster flies, house flies and stable flies (among others) are known for spreading at least 200 known pathogens and parasites to humans; so the answer is yes – flies are dangerous! ... Some diseases known to be spread by flies include typhoid, cholera and dysentery, just to name a few.