To truly train the brain, engage in "dual-tasking" by imposing a cognitive load (like counting backward by threes) during physical activity. This stress forces the brain to create new neural pathways, building resilience against age-related cognitive decline.

Exercises that require constant adaptation to a changing environment (open-skill), such as dancing, martial arts, or team sports, provide greater cognitive benefits than closed-skill activities like jogging. The added cognitive challenge of complex motor skills and reaction time yields superior improvements in brain structure and function.

To maximize brain-changing benefits, prioritize play with novel, non-linear movements (e.g., dance) or games requiring multiple cognitive roles (e.g., chess). These activities uniquely engage the vestibular system and prefrontal cortex, opening the most powerful portals for neuroplasticity and learning.

The emerging field of "neuroaesthetics" shows that the physical act of making art has proven benefits for mental health and longevity. Crucially, these benefits are entirely independent of the creator's skill or the quality of the final product, emphasizing process over outcome.

Contrary to popular belief, 'brain training' apps or supplements are not scientifically supported ways to improve executive function. Like physical fitness, cognitive enhancement comes from a combination of factors: good sleep, exercise, stress management, and social engagement.

Author Shannon Hale champions making "bad art" to foster genuine creativity. The act of creating, regardless of the output's quality, develops the brain and nurtures a love for the process. This is especially vital now, as AI threatens to replace creative opportunities for developing minds.

Engaging in the arts acts as a full-brain workout, strengthening neural connections. This "cognitive reserve" allows the brain to compensate for age-related decline and can delay dementia symptoms.

You can train your visual memory by learning to draw. The exercise forces you to reference the actual object in front of you rather than your brain's pre-existing concept of it. This practice improves visual acuity and attention to detail by forcing you to see what is actually there, not what you think is there.

Meaningful cognitive shifts don't require large blocks of time. The brain responds more to the consistency and novelty of brief, daily creative engagements than to the duration of a single session. This makes developing a creative habit more accessible and effective for improving mental flexibility.