Clarification of HIV surface-protein structure offers new target for vaccine development

Clinical need absent, unclear in nearly 30 percent of U.S. outpatient opioid prescriptions

Proposed payment reform could have unintended consequences for patients, physicians

Cancer-related protein can take two forms, each responding to different drugs

Study helps clarify how gut bacteria affect host metabolism

Physician beliefs, availability of care fuel higher spending for terminal cancer care in some…

Researchers glimpse elusive stem cell in the early embryo

Do Democratic and Republican doctors treat patients differently at the end of life?

Can price shopping transform American health care?

New survival boost seen for some patients during academic conferences