Federal health advisers have endorsed a blood test designed to spot signs of various cancers in apparently healthy people while warning that it's far from clear how well the technology works.

Federal health advisers have endorsed a blood test designed to spot signs of various cancers in apparently healthy people while warning that it's far from clear how well the technology works. ↧ FDA panel endorses first-of-a-kind cancer blood test from Grail A federal health panel has endorsed an experimental cancer test that uses a blood sample to detect multiple forms of the disease