Can lack of oxygen cause loss of appetite?
                                
                                
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                                    5 min read                                
                            
                                Acute mountain sickness (AMS), a condition caused by rapid ascent to high altitudes, frequently includes loss of appetite, nausea, and headache. This well-documented phenomenon reveals a direct link between oxygen deprivation and the body's hunger signals, extending beyond just altitude-related illness to various medical conditions.