What is the negative effect of fasting? A comprehensive guide to risks and side effects
                                
                                
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                                    5 min read                                
                            
                                According to one study, over 60% of people who tried intermittent fasting experienced common adverse effects like headaches, lethargy, and mood swings. Understanding exactly what is the negative effect of fasting is crucial for anyone considering this popular dietary trend, as risks can range from mild discomfort to serious health concerns.