"Breakfast" literally means the meal that "breaks the fast". It's considered your most important meal because it affects your eating for the rest of the day. Starting the day with a well-balanced meal that supplies adequate protein, carbohydrate and fiber keeps hunger at bay and allows you to make wise choices for the meals which follow.
A good breakfast can:
In a study published in The American Society of Nutritional Sciences' Journal of Nutrition, researchers found that calories consumed early-on in the day were more satiating than the same amount of calories eaten later in the day; this led to lower calorie consumption overall. Therefore, eating breakfast helps with weight control.
Breakfast is also an ideal time to get that healthy dose of fiber in the form of whole-grain bread or whole-grain breakfast cereals. Unless fiber is included at breakfast, it can be very difficult to reach your daily fiber quota of 20 to 35 grams (for adults).
Your mental health also benefits from eating breakfast, particularly one that contains whole grains. A good breakfast provides the blood sugar boost necessary for formulating the memory-boosting neurotransmitter acetylcholine. Children, in particular, need a good breakfast to help them function well and think clearly at school. Research has shown that children who eat breakfast have better school attendance and better grades than those who don't.