Exercising at work is going to be much easier with an compact cycle like the Sunny Health & Fitness Under Desk Bike [SF-B0891]: It has a 7″ stride and lets you give your arms and legs a light workout. This exercise bike measures only 21L x 10.5H. It weighs just over 19lbs.
This compact bike tracks your speed, time, distance, and calories burned. It costs under $110 at this time.