Most People Can't Tell a Tree Nut From a Peanut

SATURDAY, March 31 (HealthDay News) -- Many people with peanut or tree nut allergies, and parents of children with such allergies, can't identify potentially dangerous types of nuts just by looking at them, a new study finds.

New Scanning Technology Might Help Guide Prostate Cancer Care

SATURDAY, March 31 (HealthDay News) -- A noninvasive scan might someday help doctors track the progress of prostate cancer and help guide treatment, researchers report.

Diabetes Drug Metformin Might Also Help Fight Cancer

SATURDAY, March 31 (HealthDay News) -- A diabetes medication used by millions is now showing promise against a variety of different cancers.

U.S. Advisers Say It's Now Safe to Publish Bird Flu Studies

SATURDAY, March 31 (HealthDay News) -- Research on a mutated, more contagious form of the bird flu virus can be published in full, U.S. government biosecurity advisers said Friday, despite initial concerns that bioterrorists could use the information to start a pandemic.