Peak flow demonstrates how quickly you can blow air out of your lungs. The peak flow meter is marked so you can determine how much air you can blow out. The better your asthma is controlled, the more air you will be able to blow out.
[T]he data show that the main constituents of a healthy brain diet include fruits, vegetables, legumes, nuts, fish, lean meats, and healthy fats such as olive oil, Jacka told Scientific American.
Eat often to beat tiredness. A good way to keep up your energy through the day is to eat regular meals and healthy snacks every three to four hours, rather than a large meal less often. Read more about healthy eating.