Laser-Based Test Hunts Stray Melanoma Cells
The researchers have been developing a laser-based system designed to screen patients' blood from the outside -- spotting tumor cells as they pass through veins in the arm and eliminating the need for a blood draw.

Study: Overdoses, Suicide Are Risk for New Moms
In the study based on data from California, drug overdoses and suicide causes accounted for nearly 20% of the deaths of women who died within a year of giving birth.