Duly is defined as at the right time or as expected. An example of duly is a person showing up when they were supposed to arrive. in a due manner; specif., 1  as due; rightfully.  when due; at the right time.
If you eat a high-fat meal, you will feel tired after eating because fat is harder for the body to digest than carbohydrates and protein. When you eat a lot of fat, your digestive system becomes sluggish, and your body sends more blood to your digestive organs so that the job of digesting your food can be done.ood Allergies. A classic symptom of food allergies is feeling tired after eating a food you are allergic too. Common food allergies include gluten (the protein in wheat), dairy products and tree nuts, but sensitivity to any food can cause fatigue.
1 Eating rich and fatty food can make you feel uncomfortably stuffed. 2  Fat takes longer to digest than protein or carbohydrates, so it keeps the stomach full longer. 3  Avoid bloating by limiting fats in your everyday diet. 4  Eating too fast adds to the risk of bloating after a meal.eep Bloating at Bay. Here are three common causes of bloating, and how you can avoid them. 1  Overeating is probably the most common cause of bloating. 2  Smaller portions should ease the pain. 3  Eating rich and fatty food can make you feel uncomfortably stuffed.