Is body armor good for the immune system? A tale of two distinct meanings
                                
                                
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                                    5 min read                                
                            
                                According to a 2017 systematic review, chronic physical exertion caused by wearing heavy protective gear and body armor can result in depressed immune function. The question, 'is body armor good for the immune system?', reveals a critical distinction between military-grade protective gear and the popular line of sports drinks.