"Age is nothing but a number." Ernestine Shephard lives her life by this mantra. Shephard is recognized by the Guinness Book of World Records as the oldest competitive bodybuilder in the world.

"I am 75 years of age. At age 71, that is when I decided that I was going to start bodybuilding," she says in the video below. "What I want to do is to inspire others to exercise and to eat correctly and what I do is practice what I preach."

If you are stuck in an exercise rut or need a little pick-me-up to reach your exercise and nutrition goals, then take a few minutes to watch this video.