Everyone feels tired at the end of the day as a result of 12-14 waking hours spent in physical and mental work plus emotional interactions. This kind of tiredness is relieved by a break from the daily work routine doing something relaxing such as listening to music and a good night's sleep. Fatigue on the other hand is a type of chronic tiredness that is not so easily addressed. What is fatigue? Fatigue is a feeling of low physical and/or mental energy and motivation at times accompanied by sleepiness such that the patient finds it difficult to perform daily activities.