This article is the first in a four-part series.

I don’t know about you, but it seems to me that the world is moving at a much faster pace these days. Time rips by, dates and events blend together in blurry motion, and the sheer pace of change is accelerating to a point where one needs to be constantly vigilant about staying current with all that affects our daily lives. This is especially true

Variation in head CT use may be unnecessarily overtaxing hospital resources and increasing costs to patients, according to a new study from Brigham and Women's Hospital and Harvard Medical School.

Breast pain alone is not necessarily an underlying indication of breast cancer, say Boston University researchers; thus, physicians who order repeat diagnostic studies for women exhibiting this lone symptom may not be doing them any good.

A new study from MDx, the medical diagnostics business of GE, demonstrates strides the company has taken to reduce radiation exposure and iodine concentration in abdominal CT scan patients.

Emily Sonnenblick, MD, a co-founder of New York City's Rosetta Radiology, is among three women honored this week as "Mother of the Year" by the American Cancer Society.

A new study published this month in the American Journal of Roentgenology adds to the ongoing debate over whether the availability of prior imaging exams makes a difference in utilization.

Radnet Inc., the largest imaging center operator in the United States, reported record year-end revenues this week based on annual 2011 financials.