Hello , you need to take high protein diet. Take high protein foods like all milk and milk products, eggs, pulses, sprouts, nuts, tofu, rajmah, chole, soyabean, paneer, chicken, fish etc. to gain muscle mass. Take small and frequent meals at regular intervals of 2-3 hrs. Avoid outside food completely. Ask me directly for customized diet plan for you.
Next Steps
Do meditation or yoga to get rid of stress.or do morning walk to take fresh air.