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Ramadan's Hidden Health Perks: How Fasting Boosts Metabolism and Heart Function

Beyond spiritual renewal, Ramadan's fasting rhythm could reshape your health—if you eat right. Scientists reveal surprising links to heart function and disease prevention.

The image shows a white plate topped with a generous portion of nasi lemak, a traditional Malaysian...
The image shows a white plate topped with a generous portion of nasi lemak, a traditional Malaysian dish consisting of rice, chicken, and a boiled egg. The plate is accompanied by a fork, suggesting that the meal is ready to be enjoyed.

Ramadan's Hidden Health Perks: How Fasting Boosts Metabolism and Heart Function

Ramadan fasting offers more than spiritual reflection—it can also bring health benefits when approached mindfully. Recent studies highlight how structured eating patterns during this month may improve metabolic health, stabilise blood sugar, and even support heart function. But experts stress that balanced nutrition remains key to maximising these effects.

Over the past five years, research into fasting's health impacts has grown significantly. Clinical trials and reviews suggest that time-restricted eating, similar to Ramadan's schedule, can boost metabolic efficiency, lower inflammation, and enhance cellular repair processes like autophagy. For conditions like type 2 diabetes, fasting shows promise in stabilising blood sugar, particularly in at-risk individuals. Cardiovascular health may also improve, as reduced intake of saturated fats and sugars eases strain on the heart and blood vessels.

The body adapts during Ramadan by shifting to stored energy reserves, which can aid weight management and reduce obesity risk. Digestive organs benefit too, as the extended break from food gives the gastrointestinal tract time to rest. Yet, while animal and early human studies hint at potential links between fasting and reduced cancer risk—through mechanisms like lowered IGF-1 levels—conclusive evidence in humans remains scarce. Similarly, trials exploring fasting's role in Alzheimer's prevention, such as those testing ketogenic fasting mimics, report modest cognitive improvements in early-stage patients but stop short of proving long-term protection.

Nutritionists recommend a suhoor meal that balances protein, fats, and complex carbohydrates. A light but nourishing option could include whole-grain porridge, cooked half in water and half in milk, topped with nuts or seeds for extra nutrients. Protein sources like eggs, omelets, or dairy help sustain energy, while vegetable salads dressed with plant-based oils add fibre and healthy fats. Ideally, a daily diet during Ramadan should comprise 12–15% protein, 30–35% fat, and 50–55% carbohydrates, with an emphasis on slow-digesting complex carbs to maintain steady energy levels.

The combination of fasting and mindful eating during Ramadan may offer measurable health advantages, from better blood sugar control to improved heart health. However, experts caution that benefits depend on maintaining a balanced diet and hydration. For those with chronic conditions, consulting a healthcare provider before adjusting eating patterns remains essential.

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