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How Your Heart & Sexual Health Can Improve Cognitive Function

- Keith Rowe, Writer
How Your Heart & Sexual Health Can Improve Cognitive Function

Maintaining optimal brain health is essential for a fulfilling life. The brain relies heavily on blood flow to receive nutrients and eliminate toxins. Research reveals that it's not our brain cells that age rapidly, but rather the blood vessels supplying them. This insight highlights the critical role of vascular health in preserving cognitive function as we age.

In this comprehensive guide, we'll explore proven strategies to enhance blood flow to the brain and promote overall well-being.

The Importance of Blood Flow

Blood flow is crucial for delivering oxygen and nutrients to cells, while removing waste products. Despite its relatively small size and light weight (about three pounds), the brain consumes 15% of the body's blood supply.¹ As such, maintaining healthy blood circulation is vital not only for cognitive function, but also for overall physical health, including heart and sexual health.

The Connection Between Blood Flow and Brain Aging

Studies suggest that brain cells may not deteriorate as quickly as previously thought.² Instead, the aging of blood vessels that supply the brain can affect cognitive function. As these vessels age, they become less efficient at delivering blood, leading to potential brain dysfunction.

6 Strategies to Enhance Blood Flow to the Brain

1. Regular Exercise 

  • Engaging in regular physical activity strengthens the cardiovascular system, ensuring efficient blood flow throughout the body, including the brain.
  • Activities like aerobic exercises, strength training, and yoga can significantly enhance vascular health.

2. Healthy Diet

  • Consuming a diet rich in brain-healthy foods can promote better blood flow.
  • Include foods high in antioxidants, omega-3 fatty acids, and essential vitamins and minerals.
  • Examples include leafy greens, fatty fish, berries, nuts, and seeds.

3. Stress Management

  • Extreme stress can constrict blood vessels, reducing blood flow.
  • Practicing stress-relief techniques such as meditation, deep breathing exercises, and mindfulness can help maintain optimal vascular health.

4. Adequate Hydration

  • Staying well-hydrated is essential for maintaining blood volume and flow.
  • Aim to drink at least eight glasses of water daily.

5. Avoiding Harmful Substances

  • Minimize the intake of substances that can damage blood vessels, such as caffeine, nicotine, and recreational drugs.
  • Reducing alcohol consumption can also benefit vascular health.

6. Optimal Sleep

  • Quality sleep is crucial for vascular repair and overall health.
  • Aim for 7-9 hours of uninterrupted sleep per night.

The Role of Vascular Health in Erectile Dysfunction

There is a notable correlation between vascular health and erectile dysfunction (ED). As blood flow decreases, the risk of ED increases, which is often accompanied by cognitive decline. Research from the Boston School of Sexual Medicine indicates a significant overlap between ED and brain dysfunction, particularly in aging males.³

Key Statistics

  • 40% of men aged 40 may experience erectile dysfunction and brain dysfunction.
  • This rate increases dramatically with age, with nearly 70% of men aged 70 experiencing both conditions.

Promoting Blood Flow to the Brain, Heart & Muscles

To ensure healthy brain function, it's essential to focus on vascular health through:

  • Exercise: Regular physical activity improves cardiovascular health and enhances blood flow to the brain.
  • Diet: Eating a brain-healthy diet rich in antioxidants and omega-3 fatty acids helps support vascular health.
  • Hydration: Drinking plenty of water ensures adequate blood volume and flow.
  • Supplements: Brain & Memory Power Boost, which contains ginkgo biloba extract, helps support blood flow and cognitive function.*

Brain & Memory Power Boost by BrainMD

Brain & Memory Power Boost

With six research-backed ingredients, this daily cognitive enhancer helps you think faster, stay focused, and feel mentally sharp at any age.* Whether you're overwhelmed, overworked, or just want a cognitive edge, this is your go-to for sharper memory and clearer thinking.*

Blood Flow Supporting Ingredient

Ginkgo Biloba Extract

  • Derived from the leaves of the ginkgo biloba tree, this supplement supports healthy cerebral blood flow.*
  • It enhances oxygen delivery to the brain, promoting cognitive health.*

"Brain & Memory Power Boost is one of the best brain-health supplements available, offering support for a wide range of cognitive functions including focus, memory and mental clarity." – Daniel G. Amen, MD

Get In The Flow

Maintaining brain health is intricately linked to the health of your blood vessels. By focusing on strategies to enhance blood flow, such as regular exercise, a healthy diet, stress management, and hydration, you can support cognitive function and overall well-being. Supplements that include ginkgo biloba extract offer additional support for maintaining optimal blood flow and brain health.*

Embracing the above practices can help ensure a vibrant and healthy life as you age.*

 

At BrainMD, we’re dedicated to providing the highest quality supplements to improve your physical health and overall well-being. For more information about our full list of brain healthy supplements, please visit us at BrainMD.

*These statements have not been evaluated by the FDA. This content is for informational purposes only. It is not meant to substitute for medical or healthcare advice from a physician, nor is it intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before beginning a new health regimen.

 

References:

1. Maldonado, K. A., & Alsayouri, K. (2023). Physiology, brain. In StatPearls. StatPearls Publishing. https://www.ncbi.nlm.nih.gov/books/

2. Disouky, A., Sanborn, M. A., Sabitha, K. R., Mostafa, M. M., Ayala, I. A., Bennett, D. A., Lu, Y., Zhou, Y., Keene, C. D., Weintraub, S., Gefen, T., Mesulam, M.-M., Geula, C., Maienschein-Cline, M., Rehman, J., & Lazarov, O. (2026). Human hippocampal neurogenesis in adulthood, ageing and Alzheimer’s disease. Nature.

3. Boston University School of Medicine, Center for Sexual Medicine. (n.d.). Epidemiology of ED. Retrieved March 23, 2026, from https://www.bumc.bu.edu/sexualmedicine/physicianinformation/epidemiology-of-ed/

Meet Our Expert

Dr. Parris Kidd

Dr. Parris Kidd, Ph.D., is a pioneering authority in nutritional medicine with a background in zoology and cellular biology from UC Berkeley. His work includes influential research on brain nutrients like PS and GPC, award-winning supplement formulations, and extensive publications. Formerly Chief Science Officer at leading supplement companies, Dr. Kidd is widely respected for his contributions to nutritional science and his commitment to integrity.

Meet the Author

Keith Rowe

Keith has been a member of the BrainMD team for the past 7 years. Serving as copywriter and editor, he has written 400 blogs and has been involved with the launch of 32 new supplements. He takes many BrainMD supplements daily and his favorite is Neuro-C Vitamin C due to its efficacy and energizing citrus flavor.

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What Is Mild Cognitive Impairment and What Can You Do About It?

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Here are some of them: Aging: Brain volume, especially in memory-critical areas like the hippocampus, naturally declines with age (3). Blood sugar dysregulation: Insulin resistance in the brain—sometimes referred to as “Type 3 diabetes”—may play a role in cognitive decline (4). Oxidative stress and inflammation: These damage brain cells over time and are linked to both MCI and Alzheimer’s (5). Nutrient deficiencies: Even mild deficiencies in key vitamins and minerals can impact memory, focus, and mood. Poor sleep, chronic stress, and sedentary behavior all contribute to faster cognitive aging (6). The encouraging part? Many of these risk factors are things you can actually do something about. And they’re not as hard to fix as you might think. Read on. Lifestyle Changes That Make a Difference The brain is surprisingly adaptable—even later in life. Research shows that people with MCI can improve cognitive function with six strategic lifestyle interventions (7). These include: Exercise: Aerobic activity increases blood flow to the brain and supports the release of BDNF, a brain-repair hormone. Cognitive training: Reading, puzzles, language learning, and other stimulating activities help strengthen synaptic networks. Social engagement: Isolation is a known risk factor for cognitive decline; connection matters. Sleep hygiene: Deep sleep supports glymphatic clearance, the brain’s natural detox system (8). Stress reduction: High cortisol is associated with hippocampal shrinkage. Meditation, breathwork, and time spent in nature can help. Anti-inflammatory diets: Mediterranean and MIND-style diets rich in vegetables, healthy fats, and polyphenols show cognitive benefits (9). Nutrients That Support Brain Health Let’s talk supplements—not magic bullets, but critical co-pilots for your brain’s journey. Omega-3 Fatty Acids (DHA & EPA) DHA is a structural fat in the brain that supports neuron flexibility and communication. Higher DHA intake is linked to slower cognitive decline and improved memory scores (10). B Vitamins (B6, B12, Folate) These are essential for methylation and homocysteine regulation. Elevated homocysteine is a risk marker for cognitive impairment (not to mention cardiovascular disease). Supplementation with B vitamins has been shown to slow brain atrophy in MCI (11). Vitamin D Low vitamin D levels have been associated with increased risk of cognitive decline and depression. Vitamin D receptors are found throughout the brain, particularly in areas related to memory (12). Magnesium This mineral is essential for neurotransmission and synaptic plasticity. Magnesium threonate, in particular, crosses the blood-brain barrier and has been shown to improve working memory and learning (13). Phosphatidylserine A phospholipid that supports healthy cell membrane structure and function, phosphatidylserine has demonstrated benefits in attention, memory, and processing speed—especially in older adults with mild cognitive changes (14). It’s also known to help balance cortisol levels (15). Curcumin The active compound in turmeric, curcumin has strong anti-inflammatory and antioxidant effects. Some studies suggest it may reduce amyloid plaque accumulation and improve mood and memory in aging adults (16). These nutrients don’t act in isolation—they work together. Supporting brain health is a team sport. When to Get Evaluated So how do you know when to act? Here are some signs that an evaluation might be warranted: You (or someone close to you) notice worsening memory or confusion You’re having difficulty completing familiar tasks Language is slipping—you’re forgetting common words You’re making poor judgments or frequently misplacing things You’re withdrawing from social or professional activities There are currently several tools for doing cognitive assessments—tests known as the MoCA or MMSE can provide useful baseline data. But always consult with a healthcare provider trained in cognitive health for a full evaluation. It’s Not Too Late and You’re Not Alone MCI is scary. But it’s not hopeless. It’s the universe tapping you on the shoulder, saying: Hey—you might want to pay attention to this. And if you do, you’ve got options. This isn’t about fear. It’s about awareness. Which leads to action and empowerment. It’s about taking your brain off autopilot and getting back in the driver’s seat. Because when it comes to mild cognitive impairment, the most important thing to remember is this: you’re not powerless. Not even close. ________________________________________   References: 1. Petersen RC, et al. Mild cognitive impairment: clinical characterization and outcome. Arch Neurol. 1999;56(3):303–308. 2. Gauthier S, et al. Mild cognitive impairment. Lancet. 2006;367(9518):1262–1270. 3. Jack CR Jr, et al. Brain atrophy rates predict subsequent clinical conversion in normal elderly and amnestic MCI. Neurology. 2005;65(8):1227–1231. 4. Steen E, et al. Impaired insulin and insulin-like growth factor expression and signaling mechanisms in Alzheimer’s disease. J Alzheimers Dis. 2005;7(1):45–61. 5. Praticò D. Oxidative stress hypothesis in Alzheimer’s disease: a reappraisal. Trends Pharmacol Sci. 2008;29(12):609–615. 6. Yaffe K, et al. Sleep-disordered breathing and cognitive decline in older women. JAMA. 2011;306(6):613–619. 7. Ngandu T, et al. A 2-year multidomain intervention of diet, exercise, cognitive training, and vascular risk monitoring to prevent cognitive decline. Lancet. 2015;385(9984):2255–2263. 8. Xie L, et al. Sleep drives metabolite clearance from the adult brain. Science. 2013;342(6156):373–377. 9. Morris MC, et al. MIND diet slows cognitive decline with aging. Alzheimers Dement. 2015;11(9):1015–1022. 10. Yurko-Mauro K, et al. Beneficial effects of docosahexaenoic acid on cognition in age-related cognitive decline. Alzheimers Dement. 2010;6(6):456–464. 11. Smith AD, et al. Homocysteine-lowering by B vitamins slows the rate of accelerated brain atrophy in mild cognitive impairment. PLoS One. 2010;5(9):e12244. 12. Annweiler C, et al. Vitamin D and cognitive performance in adults: a systematic review. Eur J Neurol. 2009;16(10):1083–1089. 13. Slutsky I, et al. Enhancement of learning and memory by elevating brain magnesium. Neuron. 2010;65(2):165–177. 14. Crook TH, et al. Effects of phosphatidylserine in age-associated memory impairment. Neurology. 1991;41(5):644–649. 15. Hellhammer J, et al. Supplementation with phosphatidylserine reduces serum cortisol and increases perceived well-being in chronically stressed subjects: a randomized, double-blind, placebo-controlled study. Lipids Health Dis. 2014;13:121. doi:10.1186/1476-511X-13-121. 16. Small GW, et al. Memory and brain amyloid and tau effects of a bioavailable form of curcumin in non-demented adults. Am J Geriatr Psychiatry. 2018;26(3):266–277.

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What Is Neuroplasticity? 5 of the Best Ways to Avoid a Head Injury!

What Is Neuroplasticity? 5 of the Best Ways to Avoid a Head Injury!

Head injuries, ranging from mild concussions to severe traumatic brain injuries (TBI), can have a negative effect on mental and physical health. Whether the result of a sports injury, vehicle accident, or fall, head injuries can have a lasting impact on an individual’s quality of life. A common question many people have is: Can the brain be repaired over time? Let’s explore the brain’s capacity for recovery, the factors influencing rehabilitation, and some practical ways to prevent head injuries. Can the Brain Recover from a Head Injury? Once a head injury has occurred, recovery becomes complex and highly individualized process. The degree of recovery often depends on the extent of the damage. • Mild Injuries: For individuals with mild head injuries, such as minor concussions, the brain can often fully recover, especially if proper care is taken early on. However, it’s important to closely follow medical advice, get adequate rest, and avoid risky behaviors and activities that might reaggravate or worsen the condition. • Moderate to Severe Injuries: For moderate to severe head injuries, full recovery is less certain. While some brain functions may be restored soon after the event, others may only slightly improve over an extended period. Individuals who experience partial recovery may still have an acceptable quality of life. However, those who’ve experienced significant brain injury may never recover to the level of pre-trauma functionality. So, what allows the brain to rejuvenate from injury? One of the main factors involved in brain recovery is neuroplasticity. What Is Neuroplasticity? One of the most fascinating aspects of the brain is its ability to adapt and repair itself after an injury, due to a process known as neuroplasticity. Neuroplasticity refers to the brain’s capacity to reorganize and form new neural connections in response to injury. This means that if one part of the brain is damaged, other parts may take over its functions. For example, if a region of the brain responsible for speech is injured, other areas may adapt and help regain the lost function over time. Neuroplasticity can play a pivotal role in recovery from head injuries,¹ especially in the early stages. Mechanisms of Brain Repair While neuroplasticity is a central mechanism in brain repair, other factors also may contribute to the recovery process. Some of these include: Neurogenesis is the process by which new neurons (brain cells) are created. In certain regions of the brain, like the hippocampus (responsible for memory and learning), neurogenesis can help replace damaged cells and promote recovery. Synaptic Plasticity refers to the strengthening or weakening of synapses (the connections between neurons). When the brain experiences an injury, synaptic plasticity can help reestablish lost connections or enhance existing ones, improving cognitive function. Glial Cells provide support and protection for neurons. After an injury, glial cells can help in the repair process by removing debris,² reducing inflammation, and facilitating the regeneration of neural pathways. Factors That Influence Brain Recovery Many things can affect the brain’s recovery process, including: • Age: Younger brains tend to recover more quickly and completely than older brains, due to their more robust neuroplasticity and neurogenesis capabilities. • General Health: A person’s overall physical and mental health can significantly impact the recovery process. Factors such as nutrition, exercise, sleep, and stress levels all can play vital roles in recovery. • Early Intervention: The sooner a person receives appropriate care and rehabilitation, the better their chances of recovery. Early intervention – including physical therapy, cognitive rehabilitation, and nutritional support – may help accelerate the healing process. • Severity and Location of Injury: The severity of the injury and the area of the brain affected are crucial factors in determining recovery. Injuries to critical areas responsible for motor skills, speech, or memory may have greater long-term effects than injuries to other regions. General Timeline and Expectations for Recovery The timeline for brain recovery can vary widely depending on the severity of the injury: Mild Concussions: Most individuals with a mild concussion may experience noticeable recovery within 7-10 days, provided they get plenty of rest and avoid activities that could further exacerbate their condition. Moderate to Severe Head Injuries: It may take months, or even years, to recover from moderate to severe TBIs. While some individuals may experience significant improvements in the short-term, others may face long-term challenges. Rehabilitation strategies – such as physical, occupational, and speech therapy – may be recommended for months or years after the injury. In many cases, brain recovery is a slow and ongoing process. It’s essential for patients to set realistic expectations and remain patient while actively participating in their recovery plan. 5 of the Best Ways to Prevent a Head Injury Preventing brain injury should be a top priority for anyone who has experienced a head injury in the past or who is at risk of sustaining one. Here are some practical tips to help reduce the risk of sustaining a head injury: 1. Wear Protective Gear If you participate in sports or activities with a risk of head injury, such as cycling, football, or skiing, always wear the appropriate protective gear (e.g., helmets, mouthguards, etc.). If you have kids, you might consider steering them away from high-risk sports and toward brain healthy ones instead. 2. Follow Safety Protocols Always adhere to safety guidelines, whether on the job, in sports, or during recreational activities. Avoid risky behaviors that could lead to falls or accidents. 3. Monitor Symptoms After a head injury, closely monitor for symptoms such as headaches, dizziness, or confusion, and seek out prompt medical care if needed. Early detection of these symptoms may help prevent further damage. 4. Take Time to Recover Don’t rush back into physical activities after an injury. It’s important to give the brain time to rest and rejuvenate. Gradually ease back into activities and listen to your body for signs that you’re overdoing it. 5. Maintain Overall Health Good nutrition, regular physical activity, adequate sleep, and stress management can all contribute to better brain health and a quicker recovery. Recovery is a Journey The brain is an incredibly resilient organ. While complete restoration from a head injury isn’t always possible, the potential for recovery is substantial. Neuroplasticity allows the brain to reorganize and form new connections, which can significantly aid in the recovery process. By understanding the brain’s restorative mechanisms and taking proactive steps to prevent head injuries, individuals can better navigate the recovery process and improve their long-term outcomes. NOTE: Always consult with a healthcare professional for personalized advice and treatment plans tailored to your specific needs. At BrainMD, we’re dedicated to providing the highest quality supplements to improve your physical health and overall well-being. For more information about our full list of brain healthy supplements, please visit us at BrainMD. These statements have not been evaluated by the FDA. This content is for informational purposes only. It is not meant to substitute for medical or healthcare advice from a physician, nor is it intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before beginning a new health regimen. References: 1. Zotey, V., Andhale, A., Shegekar, T., & Juganavar, A. (2023). Adaptive neuroplasticity in brain injury recovery: Strategies and insights. Cureus, 15(9), e45873. https://doi.org/10.7759/cureus.45873 2. Neumann, H., Kotter, M. R., & Franklin, R. J. M. (2008). Debris clearance by microglia: An essential link between degeneration and regeneration. Brain, 132(2), 288–295. https://doi.org/10.1093/brain/a

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