What Deficiency Causes Body Shivering? A Comprehensive Guide
                                
                                
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                                    4 min read                                
                            
                                According to a study cited in *The Lancet Haematology*, individuals with iron-deficiency anemia report heightened cold sensitivity due to poor oxygen transport. A range of nutritional issues can explain what deficiency causes body shivering and other involuntary muscle movements beyond simple exposure to a cold environment.