Dear Dr. Roach: I have a friend who’s 28 with “really low” urine pH (I don’t know how low). Apparently, it is due to constant dehydration and drinking coffee all day long, to the point that the doctor ...

Seven patients were followed for 4 weeks. For the first week of study urine pH was measured three times a day: first morning urine sample, afternoon sample, evening sample. For the second and third ...