One of the best ways to do this is to perform CARs— “Controlled Articular Rotations”— and if you've seen me at the office, you probably already know what I'm talking about. CARs, as defined by Functional Range Conditioning, are “active, rotational movements at the outer limits of articular motion".

If you are the driver, seat pushes can help exercise your triceps. Hold the steering wheel at 10 and 2, gripping tightly with your elbows loose and bent. Straighten your elbows and push against the steering wheel, pushing your back into the seat.