Hi. There will always be one or more reasons that develops into depression . Whatever you have listed are symptoms of this condition. Dont keep prolonging your situation. Kindly meet a counsellor or psychologist to come out your problems. Many people of your faces these issues. You cannot be always a self guided person. A psychologist will talk to deeply identify your confusion and will make you happy by throwing out ur sadness and negativity. So take in right sense to meet a counsellor.cheer up and dont lose interest in life. Best things are yet to arrive in your future.

Loss of interest, decreased concentration and attention, feeling low and disturbed sleep or appetite are some of the signs of depression. Consult a psychiatrist who will assess you in detail. If you are feeling suicidal or hopeless, seek professional help immediately.