Answer:
The major reason is an increased blood flow to the stomach and intestines (due to the extra work because of the food), and blood being drawn away from the brain, hence decreasing the amount of oxygen being sent to our brain, and making us drowsy.
Explanation:
Hope this helped!
1 and 2 would be your answers
I got u
Exercise regularly. ...
Get enough sleep. ...
Meditate. ...
Drink coffee. ...
Drink green tea. ...
Eat nutrient-rich foods. ...