Is intermittent fasting safe for your heart and liver? What experts say
Siddhartha Jana
Intermittent fasting (IF) is popular for potential weight loss and metabolic benefits but raises concerns about its impact on the liver and heart.
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Dr. Shiv Kumar Sarin suggests that intermittent fasting, which involves fasting for 14 to 16 hours, may increase the risk of cardiac problems.
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Dr. M Sai Sudhakar warns that prolonged fasting can lead to electrolyte imbalances and elevated cortisol levels, which may increase the risk of arrhythmias and heart disease.
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Research on intermittent fasting shows mixed results; short-term studies suggest weight loss benefits, but long-term studies do not consistently confirm these benefits.
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A study by the American Heart Association indicates that eating within an eight-hour window may be linked to a higher risk of heart disease, though further research is needed.
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The liver plays a crucial role in digestion, metabolism, detoxification, and hormone regulation, and intermittent fasting may affect these functions, especially in those with liver conditions.
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Some studies suggest that intermittent fasting could have protective effects on the liver, such as reducing fat accumulation and improving insulin sensitivity, but evidence is still inconclusive.
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Individuals with pre-existing liver conditions should approach intermittent fasting cautiously, as it may exacerbate liver issues by causing significant drops in blood sugar levels. Consulting a healthcare professional is essential for safe practice.
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