All Doctor of Philosophy (DPhil) students must write an acceptable research proposal. This has a clear and explicit purpose: it makes certain that you have a worthwhile research project - you have a good grasp of the relevant literature and the major issues, and that your methodology is sound;
If the above tonic helps relieve your leg cramps, try to boost your potassium levels by eating more of these potassium-rich foods: apples, bananas, dried fruits, avocado, mushrooms, yogurt, kefir, spinach, tomatoes, mushrooms, baked potatoes and cantaloupe.
Bananas, rice, applesauce, and toast, plus tea, are the dream team to soothe stomach cramps and replenish your system. Such bland foods, containing simple sugars and starches with low acidity, are less likely to cause more distress. And they supply easily digested nourishment. Yogurt is another safe bet.