Answer:
dumbbell flys exercise target the muscles in the chest. in this exercise you have to lie down on the floor with your head and shoulders with your feet flat on the table. Keep the dumbbells directly above your neck, face each other's eyes, then lower to the sides the weights in an arc as comfortable as possible, this will have a smooth and great effect on head of the pectoralis major and the serratus anterior,
Step-by-step explanation: