Dr. Liz MD: The Best Lab Tests–Blood, Urine or Saliva?

Ever wonder why your doctor orders different kinds of Lab Tests? Is one better/more accurate than another? Why not order all of them –Blood, Urine and Saliva– at the same time to be sure? In this video Dr Liz explains why the different tests are use and what each of them is good for. It’s an interesting look into modern medical science and how our ills are diagnosed.

For more information about Dr. Liz MD, visit her website at DrLizMD.com

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