WHAT IS THE BEST WAY TO STIMULATE THE BRAIN?
BY: PETE STAMOS

Why the Brain Needs More Than Isolated Exercises to Adapt

To stimulate the brain effectively and create long-term adaptation, multiple systems must work together at the same time. In most cases, isolated stimulation does not provide enough input for the brain to adapt or maintain those adaptations over time.

This is a common reason why progress can feel limited, inconsistent, or short-lived, even when someone is doing the “right” exercises.

The brain is designed to integrate information from multiple sources simultaneously. Movement, balance, vision, hearing, smell, and proprioception all contribute to how the brain organizes posture and motion. When only one system is stimulated in isolation, the overall input may be too small to trigger meaningful neurological change. Without enough stimulation, the brain has little reason to adapt.

Balance provides a clear example of this concept. If someone struggles with balance and only performs balance exercises, improvement is often limited. While these drills may challenge the body, they may not sufficiently challenge the brain. The issue is not effort, but input.

Fortunately, the brain is highly adaptable and extremely complex. There are many entry points we can use to improve balance and overall movement quality when we understand how the brain processes information.

The balance system is closely associated with the temporal lobe of the brain. This same region also plays a role in hearing, long-term memory, and smell. This overlap helps explain why deficits in one area can influence others.

Research on long-term brain health shows a strong relationship between hearing loss and dementia. One reason for this connection is that hearing and long-term memory are processed within the same brain lobe. Without regular stimulation from sound, the temporal lobe can begin to degenerate, which may negatively impact memory and overall brain function over time.

This highlights an important principle: the brain requires consistent and meaningful stimulation to stay healthy.

From a neurological standpoint, there are two primary ways to stimulate the brain. The first is temporal summation, which involves applying one stimulus after another, similar to circuit training. The second is spatial summation, which involves applying multiple stimuli at the same time.

In practical settings, especially when working with clients, spatial summation is often the more effective approach. By stimulating multiple systems simultaneously, the brain receives a stronger signal that adaptation is necessary. This again comes back to stimulus intensity. If the overall stimulation is not high enough, the brain will not adapt.

Returning to the balance example, a client could perform a balance exercise while simultaneously receiving auditory input in the appropriate ear. Additional sensory input, such as smell through the appropriate nostril, can also be layered in. By combining multiple inputs, the brain receives a richer and more meaningful stimulus that is more likely to drive adaptation.

Regardless of the stimulus used, the brain will only respond positively if it does not perceive the task as threatening. If the balance exercise alone is already too demanding, adding more stimulation may help, but it may also overwhelm the system. The response will vary from person to person.

For that reason, testing is essential. The most reliable approach is to test movement or balance before the intervention, apply the stimulus, and then retest. This process ensures that the input is appropriate and that the brain is responding positively.

The key takeaway is simple: the brain does not adapt well to isolated inputs. It thrives on integration. When multiple systems work together and the brain feels safe, adaptation becomes more likely, more meaningful, and more sustainable.

Better input leads to better adaptation.