Answer
A sedentary job would be anything that keeps your movement minimal. jobs like computer programming or anything that keeps you sitting for long periods of time.
your body needs exercise.
people who have
desk jobs tend to eat unhealthy. (quick foods like junk food, fast food, microwave food)
i would say a lot of sedentary jobs lead to stress, high blood pressure, all sorts of cardiovascular problems... unless you have a balance of exercise and healthy food intake.