Whereas you are a medical student, you know a living body should take their meal in time for survive, breakfast is must in heavy quantities, lunch in moderate quantities and dinner should be 60% of lunch are the right away of intake meal. Carbohydrate, protein, fat and vitamins should be taken according to your weight, BMI should maintain, you should done free hand exercise regular will be created feeling of appetite, avoid night watching , early on bed and early rise makes man healthy, avoid to take water during meal ,water should be taken one or two hour before or after food. You may take the given medicine for your suffering ( Homoeopathic ) medicine. 1) Lycopodium -30, in no 30 globules, to be taken four globules twice daily before food for 15 days and report me the result for your suffering  and consult with me over on line for constitutional queries for selection the right medicine .