You are here


There's a blood test for that

There's now blood testing for the detection and treatment of cancer and promising procedures for heart disease, depression, and even the extent of chronic pain.

Previously, markers of disease in the bloodstream were too small and too complex to pick up on. But step-by-step advances in technology mean blood can be analysed and studied faster, cheaper, and more effectively than ever.

UNTIL recently, scientists could glean only so much information from what's circulating through your veins. They could grab basics like white- and red-blood-cell counts, vitamin and electrolyte levels, and markers for kidney function. They could measure cholesterol and blood-sugar numbers....

Market voices on: