It can be due to the decreased rate of energy utilisation known as the metabolic rate as well as abnormal retention of salt in the body and loss of control of the Central Nervous System. Causes of overweight, because of these factors, are a medical problem and need specific diagnosis and treatment. They can not be dealt with by ordinary advice for weight reduction. Regarding the diet of diabetics, a question has been asked whether a small snack like a biscuit can be taken with the bed tea. A diabetic should take the prescribed food in small meals, rather than in two or three meals.
Dieticians refer to it as the split diet .
That enables the body to handle the load of carbohydrates easily. A patient can take a small amount of food with bed-tea, provided he sticks to the prescribed amount of food. To the question about how anxiety and tension a trigger craving for food or over-eating. Out of a group of examinees, the set of students would virtually stop eating or eat less and lose weight. Another set of students would tend to eat more and gain weight.