A chest fly is a weightlifting exercise that primarily targets the pectoral muscles. It is a variation of the standard bench press and is performed by lying on a flat bench with a weight in each hand. You can do this exercise with dumbbells, barbells, or cables.

The chest fly is a strength training and isolation exercise that targets the pectoral or chest muscles. The exercise focuses on isolating the chest muscles, specifically the outer and lower parts, helping to strengthen and tone them.

The chest fly is an isolation exercise that mainly targets the chest. This exercise also helps to open up the chest and shoulders which can improve posture, increase range of motion, and combat the muscle tightness that comes from hunching over a desk all day.

Just as it sounds, the chest fly works the upper chest muscles as well as the lats, deltoids, upper abs, and lower abs. It’s an isolated movement meant to specifically target the chest. But as a bonus, it also works the following muscles.