American Medical Association
The country's largest organization for medical professionals, The AMA has been promoting the art and science of medicine and the enhancement of public health since 1847.
National Institute of Diabetes and Digestive and Kidney Diseases
The NIDDK is a division of the US National Institute of Health (NIH), and is a good source of information regarding kidney problems.
National Kidney Foundation
Since 1950, the NKF has been one of the leading organizations dedicated to the awareness, prevention and treatment of kidney-related disease.
WebMD
WebMD offers credible, in-depth reviews, articles and information on a wide range of medical topics such as eating and diet, healthy living, mental health, parenting and pregnancy and health conditions.