you mentioned some people have heart palpitations after two carbs or higher blood pressure those patients should stop with one. but if you like to drink up to five cups a day and tolerate it well then from a medical point of view there is no reason to stop. exceptions to that rule are pregnant women all those who show symptoms of bone loss as well as patients with cardiac arrhythmia. the study shows that drinking coffee could have negative affects in such cases there are more than a thousand compounds in coffee research is still trying to figure out exactly which aren't good for you you get used to exactly so shall we have to look and see whether we can enrich particular substances and the beans and whether we'll be able to isolate them for possible uses medications that's the direction research is taking. it is essential to a future. that's entailed then go ahead and treat yourself to a tasty cup of java. whether it's good for us or not but