The ability of the brain can decrease if it rarely receives and processes the stimulus, or in other words if we rarely use the brain to think. Brain function will decrease if rarely process the stimulus, especially if not used optimally thinking because it can cause function decline with age. However, it doesn’t mean that you will let the function of your brain decreases. If you want to improve your concentration and other functions of the brain, it can be a good idea of taking supplement available amazon.com/Nitric-Oxide-Supplement-Concentration-Comprehensive/dp/B00DXOIKM0.
Yes, the supplement consumption is an additional option but can work as well as you expect. To keep on the brain functioning, one of the good habit to do is taking enough sleep. The brain needs rest to store and process memories and things that have been well studied. Sleep is one of the best ways to rest your brain. Lack of sleep time will decrease brain function to think and process information. Adequate sleep (about 7 hours) will provide more energy for the brain to help the brain to concentrate.