Nutrition and lifestyle are the keys to longevity

A blog by Michael Butler

Articles and opinions for my family & friends about how I am living a healthier life informed by scientific research undertaken since being diagnosed with heart disease. Starting with the principle that each of us is biologically unique, everyone can use nutrition and lifestyle to achieve their greatest potential.

Human nutrition, Heart disease, Cholesterol Michael Butler Human nutrition, Heart disease, Cholesterol Michael Butler

Are you worried about cholesterol?

If the answer is yes, you are worried about cholesterol, take a look at this article. I’ve done a deep dive into the literature and provide here an update. I don’t think cholesterol could have caused my heart disease because it is essential for life, my body makes most of the cholesterol I contain, and study after study in the literature demonstrates that not only is it unlikely to be harmful, too little is, in fact, associated with poorer health.

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Human nutrition, Low carbohydrate diet Michael Butler Human nutrition, Low carbohydrate diet Michael Butler

Nutrient-Dense Low Carbohydrate Diets Outperform GLP-1 Drugs for Weight Loss

This is another welcome example of mainstream media spotlighting the benefits of real food over pharmaceutical fixes. With some effort, a low-carbohydrate, nutrient-dense diet can match or even exceed the effects of popular weight-loss drugs—without the cost, side effects, or muscle loss.

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2025 Michael Butler 2025 Michael Butler

2025 Mid-year review

As it says on the tin…a quick recap of my 2025 objectives and description of what I’ve done. I’m really benefitting from reader feedback this year. Please keep your thoughts and ideas coming.

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It’s the starch that gets us – it’s simply sugar holding hands

If you’ve cut sugar from your diet and are still struggling with your weight, there’s a good chance starchy food is the issue. Starchy foods are rapidly converted to sugar. Our highly efficient digestive system breaks down bread, rice, pasta, and potatoes into glucose almost immediately, leading to unhealthy high blood sugar and insulin.

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Human nutrition Michael Butler Human nutrition Michael Butler

The Extinction of Experience

What happens when an entire generation loses perspective? “We accept the unacceptable because it is normal.”

The modern human diet, full of seed oils and industrially processed carbohydrates, is unnatural, is damaging our metabolism, and leading to obesity, heart disease, type 2 diabetes, and more. My generation has come to believe that the solution is a pill. For many of us, the real answer may be much simpler: eat real food.

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April/May Seasonal Update: The Rapid Increase in Sunlight

Spring in the north is a time of a rapid increases in daylight hours and temperature. These drive equally rapid growth in biological activity in the world around us and in our own bodies. If we connect with the natural world at this time of year we can literally feel the increased energy. This article describes how I do that.

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Macronutrient, Carbohydrate, Exercise Michael Butler Macronutrient, Carbohydrate, Exercise Michael Butler

Food Addiction: my experience, the evidence, and a path forward”

Our biology can be easily hijacked by modern, processed foods and my recent experience caused me to reconsider the concept of food addiction. High-carbohydrate and ultra-processed foods can trigger addictive-like responses in the brain, leading to cravings, overeating, and poor metabolic health. Cutting back on these foods and focusing on real, unprocessed food can help reduce food addiction symptoms, improve mental well-being, and support sustainable weight management. I consider how to do this.

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Macronutrient, Carbohydrate, Exercise Michael Butler Macronutrient, Carbohydrate, Exercise Michael Butler

High-Carb Experiment: Bikepacking, Performance, and Lessons Learned

I’ve recently learned that higher than normal carbohydrate intake improved my physical performance and recovery during a two-day bikepacking event compared to previous under-fueled attempts. However, my improved endurance came with digestive discomfort and post-event food cravings. My experience highlights the balance between fueling for performance and maintaining metabolic flexibility…both matters of a personalised nutrition strategy.

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The Hidden Dangers of Modern Food: Understanding and Overcoming the High-Carbohydrate Trap

If you’re struggling with your weight the culprit may be modern food. It is chock-full of hidden sugars and starches which are addictive and cause all sorts of health issues. I broke free from the cycle of cravings and poor health by reducing bioavailable carbohydrates, eliminating processed foods, and focusing on nutrient-dense whole foods. In my opinion, these things hold the key to long-term wellness.

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Scotland started basking in sunlight today

Scotland isn’t the first country that comes to mind when considering where to get an early Spring sun tan (and neither should it). However, today on March 11, for the first time in 2025, the sun has started giving us some UVB and potential to generate Vitamin D in our skin. It only lasts for about 30 minutes but as my boss used to say, “It’s time to dine on the delta”. Let the tanning and vitamin D production begin.

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Local and seasonal - February 2025

If, like me, you believe that exposure to the natural world is important for a healthy life, how can that be achieved? I believe we are adapted to consume real, local food, regularly replenish our microbiome, feel the sun’s warmth, and benefit from touching the earth. This article is the first in a monthly series describing how I do that…even in chilly February.

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What’s in store for 2025?

I’ve never been good at predicting things, especially the future. We’ll see if this plan survives exposure to the field of battle. Two big things…we need to take care of ourselves…this means being exposed to the natural world we evolved alongside. Think real food, the microbiome, sunlight, and the earth’s electrical charge.

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Paper review, Micronutrient, Nutrient density, Nutrition Michael Butler Paper review, Micronutrient, Nutrient density, Nutrition Michael Butler

The UK diet lacks vitamins and minerals

People in the UK get on average 50% of their dietary energy from ultra-processed food (UPF). It is shown in this paper that UPF does not contain enough vitamins and minerals to provide the minimum amounts recommended by UK dietary guidelines. A dramatic rise in hospitalisations caused by vitamin and mineral deficiencies has been recorded.

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Human health and disease, Micronutrient Michael Butler Human health and disease, Micronutrient Michael Butler

A lack of vitamins and minerals from food increases NHS hospital admissions

A simple headline in the Guardian newspaper caught my attention immediately. Adequate Vitamin and mineral levels are a core determinant of a healthy life. When people are showing up in hospital because of or with a lack of vitamins and minerals, something has gone seriously wrong. I dug into the numbers and present here what I think may be going on and how to fix it.

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