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.

Hello, The symptoms mentioned by you here of mood swings/instability, low mood, interaction difficulties, anger, feelings of being unlucky etc suggest towards a significant mood and emotional difficulty. Hence my suggestion for you is to seek a consultation with a psychiatrist near you for comprehensive assessment and treatment. A step wise analysis of the situation and problems, including interview with you and your significant others, some psychological tests, and some blood tests will help understand the factors related to current state. Hence please seek a consultation with a psychiatrist near you at the earliest. However please be well assured that your condition can be helped with proper guidance and treatment. A combination of medication and psychological intervention should be able to help you maximally. Hope this helps you. Best wishes for your health and future.