Why Do I Have Such a Big Appetite But I'm Skinny?
                                
                                
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                                    4 min read                                
                            
                                According to a 2011 study, a higher basal metabolic rate (BMR) can be a significant factor in a person's inability to gain weight, even with high caloric intake. If you've ever wondered "Why do I have such a big appetite but I'm skinny?" this article will explore the common reasons, both benign and potentially serious, behind this confusing conundrum.