Despite concerns raised by clinicians and ethicists, direct-to-consumer testing for Alzheimer’s disease biomarkers is here, ...

This was the stock's second consecutive day of losses.

Quest Diagnostics Inc. closed 5.99% below its 52-week high of $182.38, which the company achieved on June 16th.

Quest Diagnostics Incorporated (NYSE:DGX) is one of the 7 most undervalued pot stocks to buy according to analysts. On June ...

While DGX stock has been hammered in the market recently, the smart money may be sensing a bounce-back opportunity.

Many men run to get their testosterone checked, only to learn their symptoms are due to a different issue. This urologist ...

The lining on the inside of a nonstick pan is made of plastic. When heated, it can release toxic fumes; when scratched, it ...

The Durham-based parent company says it still plans to grow Q2 Solutions’ local headcount despite the grant terminations.

Forget what the experience designation next to Abdul Carter says; the NY Giants rookie is fired up and ready to wreck opposing offenses.

Quest Diagnostics has signed up to offer a blood test that can help diagnose Alzheimer’s disease, following its FDA clearance earlier this year. | The Lumipulse G blood test measures the ratio between ...

Quest will offer the first FDA-approved blood test to help detect Alzheimer’s-related amyloid pathology in patients with ...

Detailed price information for Quest Diagnostics Inc (DGX-N) from The Globe and Mail including charting and trades.