If you could take a simple blood test that could detect multiple types of cancer while they’re still in an early and treatable stage, would you? For many, the answer would be a resounding yes.

Genetic testing for chronic myeloid leukemia (CML) can tell doctors if someone has leukemia, what type they may have, and whether treatment is working. The tests look for atypical changes in certain ...

What are the three types of HIV tests available to patients, how do they differ, and how can patients determine the best ...