Over time brain cells become stimulated and simultaneously practice solving puzzles, doing yoga, etc. helping their brain cells become more and more active. More importantly, during teenage years, lots of hormonal development happens which can also cause remarkable difference in mental development. Thus, when they reach the younger age, they are found to be more productive.
In the adult age, people are found to be quite wiser and mature in comparison with the younger age because at this phase of life, they already become aware of numbers of facts of life and gather a lot of experiences which make them quite intelligent. But after a certain age, when the rate of development becomes slower with age, the learning ability automatically becomes feeble, as the death rate of brain cells becomes more frequent.
When we talk about our mind, the first part in our body we prefer to point out is the brain. Even the heart has also an influential role in controlling the mind and body. The heart literally persuades the brain function in intense ways that have proposition on mental clarity, execution of decisions, communication skills, and overall efficacy and productivity. As we discussed earlier how the healthy body helps the mind to learn things, likewise, it is also true that mind, body and brain all are interrelated and work together, the result of which is innovation and changes in life. The fundamental thing is that brain cells and body cells need to be stimulated and present in a productive mode, so that people can remain active and productive. Yoga is the process through which it is possible to control over the breath and brain. It helps to keep the mind and brain free from any disturbing hazards. When the mind remains rejuvenated, people can learn new things and can become adoptive.