Triceps extensions for seniors target the triceps muscles of the upper arm to build muscle mass and tone. Learn how to do triceps extension exercises for seniors in this strength training video. Take action: use sturdy chair, keep back straight and abs tight, use light weight, lift elbow and hold in place, lower the weight, extend 7/8 of full potential, and contract triceps. Tom Clifford, the instructor in 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 weight-lifting tutorial and learn how to do tricep extension exercises for seniors.