Hi, it seems that you are going through some difficult situation which is affecting your circadian rhythm, but apart from that you are also having crying spells. You will have to consult a psychiatrist or a clinical psychologist, do get a
Thyroid test along with
Vitamin B12 and D3 tests done. Since you are in Bangalore you can visit NIMHANS.
Next Steps
Consult a Clinical Psychologist for a detailed evaluation and treatment plan for the above mentioned symptoms.