Transcript for 'GMA''s Job Takeover: Pilates Instructor
Time now for "Gma's" job takeover. This morning, Rachel smith is taking over a pilates class to help the instructor take control of her health. Reporter: It's a job takeover that will make anyone sweat. It's all for a good cause. When is the last time you had a regular checkup? Why is that the case? I haven't made ate priority. Reporter: Our sponsor, Cigna, is calling for checkups. So "Gma" got me to do a takeover. My mission to get 35-year-old instructor Sidney out of class and in to see the doctor. The mobile wellness van is outside. Get out there, no excuses. This should be interesting. Okay, so, keep your shoulders down. Your abs tight. I want to see you lengthen. Meanwhile, Sidney is getting the all-important checkup. I can't wait for her to check out this class is no joke. Pump those arms. Keep those abs tight. Did it take as much time as you thought it would? No, not at all. Quick and plansed. Reporter: For "Good morning America," Rachel smith, ABC news, Los Angeles.
This transcript has been automatically generated and may not be 100% accurate.