Dear Welcome to HCM We understand your concerns I went through your details. I suggest you not to worry much. The description you afe giving here do correspond to mental distress or disorder. But you must also understand these symptoms also happen due to disappointment in life. Disappointment happen when something negative happens and catch us unaware. Imagine, suddenly you are fired from your current job position. Disappointment triggers stress, anxiety, apprehension, lethargy, irritation, anger and all these emotions do trigger tiredness. Therefore, do not conclude yourself. Please consult a psychologist or If you require more of my help in this aspect, Please post a direct question to me in this URL. http://goo.gl/aYW2pR. Make sure that you include every minute details possible. I shall prescribe the needed psychotherapy techniques. Hope this answers your query. Available for further clarifications. Good luck.