If you want to use your brain scientifically, you should pay attention to the combination of work and rest, so that there is a degree of relaxation. For example, when students study, reading books can be the arts and sciences courses back and forth to change the study, so that the cerebral cortex in the excitement of the foci can be transferred from one area to another, so that not only will not let the cerebral cortex of the nervous system feel tired, but also to help the study of the two subjects. You can actively do some exercise as well as recreational activities, which can let the brain get enough rest, so as to regulate the brain and make it more efficient. Emotional changes will greatly affect the brain, if dealing with a state of mental tension or anxiety, sadness, as well as bitterness, will over consume the energy of the brain cells, so that the brain into a weakened state.