Photos are helpful but a complete history and examination are necessary to make an informed diagnosis. Statistically, in a male your age, the diagnosis is most likely androgenetic alopecia and, if so, there are several treatment options each with an imperfect success rate. You can try them...
Stress causes hair loss in many people who have the genetics for hair loss. It sounds like you are more than stressed. Address your stress and you may find an improvement.
This requires an in-person evaluation. I suggest seeing a hair loss expert now to evaluate and go over your condition and provide you information about your best treatment options. There are great non-invasive options like prp/progesterone and/or hair transplantation. See an expert. Best, Dr. Emer