If you are an avid coffee drinker then you have probably heard someone inform you that drinking too much can be bad for your health. Well, they are not exactly wrong and that is no different with coffee brewed from French press coffee makers. Here is the deal, in moderation, this is fine and can even have some health benefits. But, too much of a good thing is usually never good and that is the case here. If you are drinking five plus cups per day, you need to slow down as the following can become issues. One, your cholesterol levels can increase due to the increased oil in coffee from this machine. Two, it can end up staining your teeth and three, it can have negative impacts on the fetus during pregnancy.