Can Undereating Cause Muscle Aches? Exploring the Link and How to Recover
                                
                                
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                                    4 min read                                
                            
                                According to research on semi-starvation, a significant reduction in calorie intake is strongly associated with a decline in muscle strength and an increase in symptoms like muscle soreness and general weakness. This uncomfortable reality confirms that undereating can indeed cause muscle aches, a symptom stemming from various bodily stressors and deficiencies.