Chemo-Free Leukemia Wins, a Cardiology Puzzle, and New Options for Knee Arthritis

A chemotherapy free regimen beats standard treatment in a major leukemia trial, and a closely watched heart disease drug lowers a key risk marker without lowering heart attacks or strokes. We also cover emerging treatments for knee osteoarthritis, a possible early step toward type two diabetes in obesity, basic science on how pancreatic cancer gets started, and a broad look at modern pain research.