Yes, it's a good idea to go to the doctor every once in a while -- annually, of course, is best. As he or she is prodding about, your doctor might find something rather unexpected. In my case, he found that I'm no longer immune to this disease.
Identifying the cause of an infectious disease is time-consuming and not always easy. So a company called Karius has developed a blood test that analyzes cell-free DNA to identify more than a thousand pathogens.
The latest: ACSH Advisor Dr. C.S. Prakash receives the 2015 Borlaug CAST (Council for Agricultural Science and Technology) Communicator Award, blood DNA test could detect cancer tumors, and CSPC watchdog puts agency to task for shoddy science.