Does coffee make your pulse rate go up? Understanding the caffeine connection
                                
                                
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                                    3 min read                                
                            
                                According to the FDA, up to 400 milligrams of caffeine a day is considered safe for most healthy adults, but this doesn't mean it has no effect on your body. So, does coffee make your pulse rate go up? The answer is yes, for most people, and it's a direct result of caffeine's action as a central nervous system stimulant.