it could be gas, it could be angi angina. >> that's a very good point.hat's why when you have symptoms, you need to see your physician. of those 20 million people out there, many are carrying it and don't know about it. the laparoscope -- you can take it out with a scope now -- is so much better than they used to have with open procedure. same with robotic surgery. it's much easier to do this. but here's the problem. people weigh too much. being overweight is a huge problem. diabetics. half of the diabetics out there are carrying gallstones. again, you can live for years without having a problem but if you start having pain especially after a fatty meal and it wraps around in the back and it's in the right upper quadrant, grow to your doctor and they do an ultrasound and see if there's sludge, a widening of the duct where you actually get fever, nausea, sick, then you might cool the gallbladder and take it out acutely. >> hopefully laparoscopically. >> if you can. >> i think what marc just mentioned is important. anything that slows down the gallbladder