Hello Friend, Good that you are seeking a help here. Having understood all these problems  affecting your life and future, what are you looking for?. Advice or practical solution that you can follow. If you are interested in the second one, the don't hesitate to take a professional counselling help first. I am sure you will be able to see a different prepective about yourself and about your problem with suitable solution. Feel free to reach out to me online for further evaluation and recommendations. Be positive. You will be alright soon.

Hi Yes it could be depression but further probing is required. Depression can be without a reason. I would suggest consult a psychologist for counseling and therapy Consult me or any All the best

Feeling low, having crying spells, sleep and appetite disturbances, and difficulty in concentration and attention are some of the signs of Depression. Consult a Psychiatrist for a detailed assessment. It is likely with medication and counselings the symptoms will improve. If you are feeling suicidal or hopeless consult a Psychiatrist immediately.