Increase the flexibility of your shoulders. Exercises and stretches for your workout routine in this fitness video. Take action: use stretching device, hold stretch for 15 to 30 seconds, then lean farther from hand to increase the stretch, and rotate shoulder to target deltoids. Tom Clifford, the instructor of this how-to video, has a degree in physical education, fitness and health from Eastern Michigan University, where he ran track and cross-country. Tom has worked as a personal trainer for two years. He also has a separate business where he coaches runners and triathletes for upcoming events. He currently works at Gold's Gym in Wilmington, North Carolina. Watch this video exercise tutorial from Live Strong and learn how to stretch the anterior deltoid muscle.