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 The Biggest Part: the Cerebrum. 2  The Cerebellum's Balancing Act. 3  Brain Stem Keeps You Breathing â and More. 4  Pituitary Gland Controls Growth. 5  Hypothalamus Controls Temperature. 6  You Have Some Nerve! 7  Emotion Location. 8  Be Good to Your Brain. So what can you do for your brain? Plenty. Eat healthy foods. They contain potassium and calcium, two minerals that are important for the nervous system. Get a lot of playtime (exercise). Wear a helmet when you ride your bike or play other sports that require head protection. Don't drink alcohol, take drugs, or use tobacco.