In a recent LinkedIn post, Matt Gray discusses nine science-backed methods for rewiring the brain, offering practical advice for enhancing cognitive function, mood, and overall well-being. Gray emphasizes that these strategies are rooted in scientific principles, aiming to provide actionable steps for personal development.
Gray introduces the concept by stating the potential for significant brain changes through consistent practice. He highlights the immediate benefits of certain techniques, such as cold therapy:
“Exposure to cold increases norepinephrine levels by up to 500%. Norepinephrine enables brain plasticity and cell metabolism. It can help you enhance: Mood, Focus, Attention, Vigilance. A 3-minute cold shower provides huge returns.”
The post then delves into various techniques, starting with physiological interventions and moving towards mental and behavioral practices.
Enhancing Brain Function Through Physical and Mental Practices
Gray’s first set of recommendations focuses on physical and directly physiological approaches. Cold therapy, as noted, can significantly boost norepinephrine, a key neurotransmitter for brain plasticity. Following this, Gray advocates for practicing specific breathing techniques.
The Power of Breathwork and Exercise
Breathwork, including diaphragmatic breathing, coherent breathing, and the 4-7-8 technique, is presented as a powerful tool for stress reduction and mood improvement. According to Gray, these practices can help battle anxiety effectively.
High-Intensity Interval Training (HIIT) is also featured as an efficient way to exercise, supporting brain health by increasing gray matter, improving blood flow, and regulating neurotransmitters. Gray points out that HIIT maximizes value in a short amount of time.
“Exercise supports the brain on multiple levels. Increases gray matter, Improves blood flow to the brain, Regulates neurotransmitter levels, Activates molecules that drive cellular adaptation.”
Optimizing Sleep, Meditation, and Learning
The importance of sleep for learning and memory consolidation is a central theme. Gray suggests investing in sleep quality through measures like mouth taping, blackout curtains, thermoregulated mattresses, and avoiding screen time before bed.
Meditation is presented as a countermeasure to chronic stress, which Gray states can reduce brain activity. He argues that meditation helps maintain focus, build emotional control, and provide centering during hectic periods.
“Building a consistent meditation practice will do wonders for your brain.”
Furthermore, Gray emphasizes the neuroplasticity-inducing power of learning new things. Whether it’s a musical instrument, a new language, or a different skill, the act of learning physically changes the brain, keeping various parts active.
Diet, Affirmations, and Habit Formation
Gray also addresses the impact of diet on cognitive function. He contrasts the negative effects of saturated fats and refined sugars on memory and stress levels with the benefits of complex carbohydrates and healthy fats, which can improve mood and support brain function.
Interestingly, Gray challenges the efficacy of positive affirmations, suggesting that asking oneself probing questions is a more effective way to rewire the brain for a “can-do” attitude. He proposes questions like “Who do I want to be?” and “What do I need to achieve to be that person?”
Finally, Gray rounds out his list with the importance of building positive habits, noting that they account for a significant portion of daily actions. He recommends employing the Habit Loop—identifying cues, controlling cravings, tailoring responses, and maximizing rewards—to cultivate beneficial behaviors and diminish detrimental ones.
📝 About This Content
This article is based on insights shared by Matt Gray on LinkedIn.
📅 Originally posted on August 6, 2026 | View original post on LinkedIn →