Why It's Dangerous for Females to Eat Less Than 1200 Calories or Men Less Than 1500
                                
                                
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                                    5 min read                                
                            
                                According to research published by the National Institute of Diabetes and Digestive and Kidney Diseases, very low-calorie diets (VLCDs) can lead to health problems such as fatigue, constipation, and gallstones. While a calorie deficit is necessary for weight loss, going too low can trigger a series of negative physiological responses in the body that can stall progress and lead to significant health complications.