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.
1. Eat Right. The foods you eat â and don't eat â play a crucial role in your memory. Fresh vegetables are essential, as are healthy fats and avoiding sugar and grain carbohydrates. You can find detailed information about nine foods for brainpower here.