Hello Friend, Good that you are seeking a help here. Emotional issue like depression tend to creates negativity in your mind. As body and mind are interlinked, it also affects your physical condition by feeling low in energy, sleep disorders, nervousness, breathing issues and many more. So It's better to seek counselling help when you are confused with emotional issues. May be chose only counseling as it's convenient and easy to approach in your kind of scenario.
Next Steps
Consult a psychologists directly or online. Feel free to reach out to me online through Practo for further detailed evaluation and suitable recommendation that you can follow practically to overcome this problem. Be positive. You will be alright soon.