1 Rub chicken with vegetable oil and sprinkle with more black pepper. 2  Move a rack into the lower third of oven and preheat oven to 500 degrees F (260 degrees C). 3  Line the bottom of broiler pan with aluminum foil.
Do not allow the arm to move during this exercise. Hold the pressure for three seconds, then relax. Repeat 10 times and switch to the opposite side. Work up to three sets of 10 repetitions. Strengthen the infraspinatus using a small hand-held dumbbell.
What muscles do crunches work? A: The crunch exercise primarily works the rectus abdominis, transversus abdominis and oblique muscles. The rectus abdominis muscles form the six-pack and are located perpendicularly along the front of the stomach. These muscles are part of the core, which supports bending and standing up.