Posted on: September 9, 2024September 9, 2024

Rage and Its Impact on Heart Health

Rage—it’s a potent emotion with consequences that extend far beyond the immediate moment. Beyond the well-known risks like car accidents and physical altercations lies a lesser-known danger: the impact on heart health.

Research has consistently shown a troubling correlation—people are more likely to suffer a heart attack shortly after an intense bout of anger. Consider the 81-year-old man whose fury led to a fatal heart attack, or the 66-year-old who, after a heated argument, tragically succumbed to cardiac arrest.

While the link between anger and heart health is established, the underlying mechanisms have long puzzled researchers. A recent study from Columbia University, published in the Journal of the American Heart Association, offers new insights into this complex relationship.

Unveiling the Study

Researchers enrolled 208 young, healthy participants and equipped them with devices to monitor blood pressure, heart rate, and blood flow. Participants were then tasked with recalling memories that evoked anger, anxiety, or sadness for eight minutes. In contrast, a control group engaged in a neutral activity—repetitively counting to 100.

To ensure emotional intensity, participants completed questionnaires assessing their emotional states before and after the exercise.

Startling Findings

The results were illuminating: participants who dwelled on anger-inducing memories experienced a significant decline in blood vessel function. Specifically, their blood vessels’ ability to dilate—critical for maintaining healthy blood flow—was impaired by more than half, with effects peaking 40 minutes post-trigger.

In contrast, those recalling anxiety or sadness-inducing memories showed no such decline in vascular function.

What makes this finding particularly alarming is the participants’ demographic—average age 26 and in good health. In older individuals, such impaired blood vessel function could significantly elevate the risk of heart attack by impeding crucial blood flow.

What’s In It For You?

Emotional Health Matters: While anger stood out in this study, other negative emotions like chronic stress and loneliness are equally detrimental to heart health. Addressing emotional well-being alongside physical health is crucial for holistic heart care.
The Comprehensive Approach: Optimal heart health requires more than just diet and exercise. Enhancing emotional and social health through therapeutic interventions or supportive relationships can significantly benefit heart function.
The Power of Productive Anger: Anger isn’t inherently negative; it can signal boundaries and protect values. Recognising and channeling anger productively—by pausing to assess and respond thoughtfully—can defuse potential health risks while empowering personal boundaries.

What You Need to Remember

In conclusion, while rage remains a potent force, understanding its impact on heart health can empower individuals to adopt strategies that promote emotional resilience and cardiovascular well-being. For those navigating intense emotions, consulting with a healthcare provider, a therapist, or a coach can provide tailored guidance toward a healthier, more balanced life. You may also browse through this link for the essentials to support both heart and immune health.

References:

Rage against the blood vessels. Precision Nutrition.

Mostofsky E, Penner EA, Mittleman MA. Outbursts of anger as a trigger of acute cardiovascular events: a systematic review and meta-analysis. Eur Heart J. 2014 Jun 1;35(21):1404–10.

Shimbo D, Cohen MT, McGoldrick M, Ensari I, Diaz KM, Fu J, et al. Translational Research of the Acute Effects of Negative Emotions on Vascular Endothelial Health: Findings From a Randomized Controlled Study. J Am Heart Assoc. 2024 May 7;13(9):e032698.

Li X, Zhou J, Wang M, Yang C, Sun G. Cardiovascular disease and depression: a narrative review. Front Cardiovasc Med. 2023 Nov 21;10:1274595.

Tawakol A, Ishai A, Takx RA, Figueroa AL, Ali A, Kaiser Y, et al. Relation between resting amygdalar activity and cardiovascular events: a longitudinal and cohort study. Lancet. 2017 Feb 25;389(10071):834–45.

Satyjeet F, Naz S, Kumar V, Aung NH, Bansari K, Irfan S, et al. Psychological Stress as a Risk Factor for Cardiovascular Disease: A Case-Control Study. Cureus. 2020 Oct 1;12(10):e10757.

Cené CW, Beckie TM, Sims M, Suglia SF, Aggarwal B, Moise N, et al. Effects of Objective and Perceived Social Isolation on Cardiovascular and Brain Health: A Scientific Statement From the American Heart Association. J Am Heart Assoc. 2022 Aug 16;11(16):e026493.

Posted on: August 26, 2024August 26, 2024

Anthocyanins Explained: Benefits and Sources for Your Diet

Ever wondered about the secret superheroes of nutrition with less-than-appetising names? Enter anthocyanins, the focus of this exploration. Despite sounding more like industrial chemicals than natural pigments, anthocyanins are the compounds that give vibrant foods like blueberries and strawberries their eye-catching colours.

Anthocyanins belong to the flavonoid family, a group of plant-based chemicals that, despite their misleading name, aren’t biological weapons but rather essential molecules that support our health and longevity.

So, beyond their peculiar name, let’s dive into anthocyanins: what they are, where they’re found, and how they can help combat or alleviate metabolic disorders, as revealed by recent research.

Understanding Anthocyanins

Ever wondered how plants protect themselves from the sun’s harmful rays? Anthocyanins act as natural sunscreens, imparting rich red, blue, and purple hues to fruits and vegetables.

The highest concentrations of anthocyanins are found in raspberries, blackberries, cherries, plums, cranberries, pomegranates, and chokeberries. Blueberries and strawberries also boast significant anthocyanin content. Among vegetables, anthocyanins are abundant in eggplant, red cabbage, purple cauliflower, purple carrots, and beets. Starchy sources like purple corn, purple yams/sweet potatoes, purple potatoes, black beans, and red kidney beans are also excellent sources.

Health Benefits of Anthocyanins

According to recent findings, anthocyanins offer promising benefits in addressing metabolic syndrome—a combination of conditions including abdominal obesity, high blood pressure, high blood sugar, and abnormal blood lipids. Left untreated, these conditions can significantly increase the risk of heart disease and type 2 diabetes.

Research suggests that anthocyanins provide a range of cardiovascular and metabolic benefits, including:

- Prevention of arterial plaque formation
- Reduction in blood pressure
- Inhibition of blood clot formation
- Anti-inflammatory properties
- Increase in HDL (high-density lipoprotein) cholesterol levels
- Reduction in LDL (low-density lipoprotein) and total cholesterol levels
- Enhancement of antioxidant capacity

If these benefits sound appealing, here’s where you can find significant anthocyanin concentrations in your diet.

Why Do Anthocyanin Levels Vary?

Similar to humans, foods are products of their environment. Factors like growing conditions, harvest timing, and post-harvest handling can influence the nutrient content of fruits and vegetables. Additionally, the form of the food—whether whole, juiced, powdered, or processed—can affect anthocyanin levels.

Addressing Abdominal Fat

Excess visceral adipose tissue, which accumulates around internal organs, is a known risk factor for metabolic disorders. While animal studies suggest that anthocyanins may help reduce abdominal fat and overall body weight, evidence in humans remains inconclusive. However, observational studies indicate that increased consumption of anthocyanin-rich foods like blueberries and strawberries is associated with less weight gain over time among large study populations.

Key Takeaways

Embrace a Diverse Diet: While anthocyanins offer significant nutritional benefits, remember that a balanced diet should include a variety of nutrient-dense foods, including colourful fruits and vegetables rich in anthocyanins.
Exercise Caution with Supplements: Exercise Caution with Supplements: Unlike essential vitamins and minerals, anthocyanins do not have a recommended daily allowance (RDA) because deficiency is not a concern. While supplements and processed forms of anthocyanin-rich foods exist, whole foods are generally recommended for maximising health benefits. Moreover, when choosing supplements, partner with a supplement brand you can trust.

As research continues to uncover the potential health benefits of anthocyanins, incorporating these colourful nutrients into your diet can contribute to improved overall health and well-being.

If you have specific health concerns or need guidance on incorporating anthocyanin-rich foods into your diet, consider consulting with a nutritionist or healthcare provider. They can provide tailored advice based on your individual health needs and goals.

References:

What anthocyanins can do for metabolic health. Precision Nutrition.

Godyla-Jabłoński, Michaela, Ewa Raczkowska, Anna Jodkowska, Alicja Zofia Kucharska, Tomasz Sozański, and Monika Bronkowska. 2024. “Effects of Anthocyanins on Components of Metabolic Syndrome-A Review.” Nutrients 16 (8).

Manolescu, Bogdan Nicolae, Eliza Oprea, Magdalena Mititelu, Lavinia L. Ruta, and Ileana C. Farcasanu. 2019. “Dietary Anthocyanins and Stroke: A Review of Pharmacokinetic and Pharmacodynamic Studies.” Nutrients 11 (7).

Kristamtini, Kristamtini, and Endang Wisnu Wiranti. n.d. “Total Anthocyanin Content in 18 Black Rice Cultivars.” ResearchGate. Accessed June 13, 2024.

Bertoia, Monica L., Eric B. Rimm, Kenneth J. Mukamal, Frank B. Hu, Walter C. Willett, and Aedín Cassidy. 2016. “Dietary Flavonoid Intake and Weight Maintenance: Three Prospective Cohorts of 124,086 US Men and Women Followed for up to 24 Years.” BMJ 352 (January): i17.

Posted on: July 29, 2024May 29, 2024

Is Vitamin K the Key to a Healthy Heart?

Calcium: the cornerstone of sturdy bones and teeth, yet a potential menace when it finds its way into your arteries. The delicate balance between bone strength and arterial health underscores the importance of vitamin K—a nutrient that holds promise in safeguarding against arterial calcification. Join us as we delve into the latest research exploring the intricate relationship between vitamin K supplementation and heart health.

Unveiling the Findings: The Role of Vitamin K in Artery Health

In a comprehensive review encompassing 14 randomised controlled trials and over 1500 participants, researchers set out to unravel the enigmatic link between vitamin K and arterial calcification. Employing Coronary Artery Calcium (CAC) testing—a precise diagnostic tool capturing images of arterial calcium deposits—the study shed light on the potential benefits of vitamin K supplementation in mitigating arterial calcification.

Key Insights from the Study

Arterial Protection: Participants receiving vitamin K supplements exhibited a notable reduction in arterial calcium buildup, as evidenced by their CAC test results. This promising finding underscores the potential role of vitamin K in preserving arterial health and mitigating the risk of heart disease.
Mixed Findings: While the overall trend favoured vitamin K supplementation in curbing arterial calcification, studies yielded varied outcomes regarding its impact on the calcification of the aortic heart valve—a critical gateway regulating blood flow from the heart. While some trials reported no discernible effect, others showcased tangible improvements, highlighting the complexity of arterial health dynamics.

Navigating the Terrain

Supplemental Considerations: Despite emerging evidence hinting at the benefits of vitamin K supplementation, caution is warranted. Regulatory bodies such as the Food and Drug Administration (FDA) refrain from endorsing vitamin K supplements for heart health, citing the need for further research and potential risks associated with supplementation. Individuals, particularly those on blood thinners, should exercise prudence and consult healthcare professionals before incorporating vitamin K supplements into their regimen.
Dietary Strategies: Embracing a vitamin K-rich diet emerges as a cornerstone of heart-healthy nutrition. Found abundantly in green leafy vegetables, vegetable oils, and fermented foods, vitamin K offers a multifaceted approach to arterial health. Incorporating an array of vitamin K sources—ranging from spinach and kale to cheese and organ meats—ensures a balanced intake of this vital nutrient, supporting both bone integrity and arterial resilience.

As we navigate the intricacies of arterial health and heart wellness, the role of vitamin K emerges as a beacon of hope in the quest for optimal cardiovascular function. By embracing a holistic approach encompassing dietary diversity, evidence-based supplementation, and informed lifestyle choices, we embark on a transformative journey toward lifelong heart health and vitality.

References:

Li T, Wang Y, Tu WP. Vitamin K supplementation and vascular calcification: a systematic review and meta-analysis of randomized controlled trials. Front Nutr. 2023 May 12;10:1115069.129511

Fu X, Harshman SG, Shen X, Haytowitz DB, Karl JP, Wolfe BE, et al. Multiple Vitamin K Forms Exist in Dairy Foods. Curr Dev Nutr. 2017 Jun;1(6):e000638.

Posted on: January 9, 2023January 13, 2023

6 Effective Ways to Improve Your Immune System

Your immune system is your body’s first line of defense against illnesses. It uses a system of chemicals and proteins in your body to fight off viruses, harmful bacteria, infections, and parasites. A stronger immune system means less chances of you getting sick.

Here are six ways to build and maintain a strong immune system:

1. Get Vitamin C.

The key to fighting infections is increasing your white cell count. Eating citrus fruits with vitamin C can help you gain an upper hand on infections. The body doesn’t produce or store vitamin C, so eat citrus fruits and those high in vitamin C, such as bell peppers, broccoli, spinach, papaya and kiwi fruit. Orange juice and supplements will also help.

2. Keep a healthy diet.

As with most things in your body, a healthy diet helps keep your immune system strong. A healthy diet means eating plenty of vegetables, fruits, legumes, whole grains, lean proteins and healthy fats. This helps maintain your immune system homeostasis.

According to Dr. Lin, “When your body has sufficient amounts of the micronutrients found in these foods, it helps maintain your immune system homeostasis.”

3. Reduce stress level.

Whether stress comes on quickly or builds over time, it’s important to understand how chronic stress affects your health. Stress can potentially have a secondary impact on your immune system if it leads to sleep disturbances, a tendency to eat less healthy food, reduced water intake, less frequent exercise and more. Stress is different for everyone and the activities that help relieve it are too — for example, meditation, prayer or exercise.

4. Exercise regularly.

Exercise is one of the best ways to strengthen your immune system, especially as you age. From simple walking to tough-to-resist strength training, regular exercise can help keep you healthy and happy today and into the future. The recommended amount of moderate exercise such as walking is 150 minutes per week.

5. Get enough sleep.

Sleeping and immunity are closely tied. Getting adequate rest may strengthen your natural immunity. You may sleep more when sick to allow your immune system to better fight the illness. Adults should aim for 8 hours of sleep each night, teens need 8–10 hours, and younger children and infants up to 14 hours.

If you’re having trouble sleeping, the most important step is to establish regular sleeping hours: go to bed at the same time each day, and get up at the same time each day. This will establish your body’s natural sleep-wake cycle.

Be mindful of your caffeine and alcohol intake, as they have negative effects on sleep. Avoid stimulating activities such as strenuous exercise and stressful tasks close to bedtime. Also limit screen time for at least an hour before bed as the blue light emitted from your phone, TV, and computer may disrupt your circadian rhythm.

6. Drink plenty of water.

Protecting your health is important because dehydration can cause headaches and hinder your physical performance, focus, mood, digestion, and heart and kidney function. These complications can increase your susceptibility to illness. You should drink enough fluid daily to make your urine pale yellow. Water is recommended because it’s free of calories, additives, and sugar. While tea and juice are also hydrating, it’s best to limit your intake of fruit juice and sweetened tea because of their high sugar contents.

As a general guideline you should drink when you’re thirsty and stop when you’re no longer thirsty. You may need more fluids if you exercise intensely, work outside, or live in a hot climate. Make sure you drink plenty during the day and limit fluids in the evening so you won’t need to go to the toilet many times at night.

Wrapping Up

Making lifestyle and dietary changes can strengthen your immune system, including reducing sugar intake, staying hydrated, exercising regularly, sleeping adequately, and managing stress. Healthy eating, exercise, lowering stress levels, and taking vitamins can keep your energy levels high and your immune system healthy.

References

https://www.healthline.com/nutrition/how-to-boost-immune-health

https://www.perfecthealthsupplements.com/blog/best-vitamins-for-immune-system/

https://www.riversidemedicalclinic.com/10-ways-to-boost-your-immune-system/