Study Suggests Too Many Invasive Heart Tests Given Associated Press A troublingly high number of U.S. patients who are given angiograms to check for heart disease turn out not to have a significant problem, according to the latest study to suggest Americans get an excess of medical tests. Disease Cause Is Pinpointed With Genome The New York Times The approach may offer a new start in the so far disappointing effort to identify the genetic roots of major killers like heart disease, diabetes, and Alzheimer's. Women Need Chance to Avoid Repeat C-section Associated Press Case-by-case decisions are crucial because there may be instances where another C-section is better for the baby but not for mom or vice versa. When Anger Is An Illness The Wall Street Journal (feature) “Intermittent Explosive Disorder,” or just a temper tantrum? Insurers Test Health Plans That Stress Patient Choices Kaiser Health News (feature) The policies are among the first to apply financial incentives on both sides of one important factor driving up the nation's health care tab: The underuse of proven treatments and overuse of certain surgeries and diagnostic tests that may be less valuable. Assessing Your Risk of a Heart Attack The New York Times (blog) Dr. Peter Libby, chief of cardiovascular medicine at the Brigham and Women's Hospital in Boston, answers, "What tests can determine your risk for cardiovascular disease?"