The banana is a popular fruit that contains several good nutrients. Bananas can stimulate the production of hemoglobin, control the blood pressure and provide fibers for the stomach. In some countries bananas are eaten to control the body temperature. When trying to quit smoking bananas have been found useful in that it helps the body recover from the effects of nicotine withdrawal. They also contains natural sugars that can give you more energy.
The nutrients that can be found in bananas also have a number of interesting mental effects. Studies have shown that depressed persons often feel better after having eaten bananas and that pupils can get more alert when eating bananas. Bananas can also balance the body after stress and help the nervous system calm down.