How does intermittent work benefit people who easily become bored?

a. it is designed so that a person with a sedentary lifestyle can experience immediate results from a workout.

b. the steady, gentle routine means that exercisers can limit their focus to a single activity.

c. it keeps the intervals very short, which limits the time they have to stay focused on one thing.

b. it requires the body to work for extended periods of time, creating a chemical balance that keeps them focused.