Concentrate on your learning depends on the physical condition of the Kuala raduai. When you have a perfect physical condition and your brain functioning often, you will get a good result in meditation you have good grades.
Concentrate on your studies depends on the physical condition of thoughtful, too. When you have a good physical condition and your brain function fully concentrate you can get a good result you have good grades.
Concentrate on your studies depends on the physical condition of you. When you have completed your body and brain work soon you will get good result in meditation you good grades.