Hi..I have had diarrhea, going on two weeks, I eat fiber to help the process, and I literally have to run to the bathroom, and just explode with awful diarrhea..thi s is emabarrasing to about about, but this is getting riduculaous, teo straight weeks, I don't drink, I only take preseiption drugs, im not really over weight, and I may have a cookie or two, im not a junk foof eater...what should I ask my doctor about this?