A caffeinated beverage or a sugary snack may be just right when drowsiness hits in the late afternoon. It could help clear out the mind, but it should never become a regular habit. Some people feel drowsy or tired all the time. Their body may be run down due to lack of proper diet and exercise, and it is an issue that should be addressed. There are many ways to stop feeling run down. Checking into them and creating a plan for a healthier life may be the best way to conquer this feeling.