#chestday . . Butterfly exercises work your chest muscles as you open and close your arms at shoulder height, often using resistance such as dumbbells. Your pectoralis major muscle group pulls your arms inward and stabilizes them as you lower them slowly. . . Do 3 sets of 12 - 15 reps using a challenging weight for Max Results #strength #maxresults #fitness #fitnesswithash #fwafitness #justshredit












