UnitedHealth Group admits it's under a federal investigation

In a statement, UnitedHealth Group admitted it faces a criminal and civil investigation by the Department of Justice into its Medicare program. The disclosure comes two months after the company dismissed a WSJ report about the investigation.

New FDA-approved Alzheimer’s blood test coming to Mayo Clinic

The U.S. Food and Drug Administration has approved the marketing of a new tool that can test a person’s blood to diagnose Alzheimer's disease. The blood test is a groundbreaking development to confirm the disease in patients who are already experiencing cognitive decline.