Chest Dumbbells bench press 3 exercises know the difference.Durlnbbell press, Chest flyes, and inclinedumbbell press are all exercises that target.the chest muscles. Here's a brief scientific explanation of how these exercises work: Dumbbell press: The dumbbell press is a compound exercise that primarily targets the pectoralis major muscles (the large muscles that make up most of the chest). It also worksthe triceps and shoulders to a lesser extent. During the exercise, the weight is lifted and