and based on diet and the amount of food to be consumed, this could lead the person to feel a bit sleepy to take a quick nap/siesta just to recover and feel ref

and based on diet and the amount of food to be consumed, this could lead the person to feel a bit sleepy to take a quick nap/siesta just to recover and feel refreshed again and replenishing blood sugar levels in the process. The nature knows how to get its way with all of us =)