• Fatigue: Extreme tiredness from mental or physical exertion or illness
• Somatization disorders: It is a psychiatric condition in which the person experiences multiple physical symptoms (most commonly pain) without any medical basis for them
• Obstructive Sleep Apnea: It is a type of sleep disorder that is marked by pauses in breathing or shallow and infrequent breathing pattern during sleep
• Listless: Lacking energy or enthusiasm
• Apathetic: Feeling no interest, enthusiasm or concern
• Predisposition: A tendency or liability to suffer from a particular illness