Here’s why all your tests come back negative (and why your doctor doesn’t know what’s wrong) I hate to have to write stuff like this. But this is important and if you want to get rid of your urgent diarrhea then I need you to read every word. Because if you’ve had urgent diarrhea, cramping or bloating and all of your tests keep coming back negative… …I’ve discovered something that’s going to blow your mind. Here’s the truth. I’m Brooke Kane, functional medicine practitioner and IBS relief expert