An implantable cardioverter-defibrillator (ICD) and a pacemaker are battery-powered devices installed in the chest to deliver electrical impulses to the heart.

Willis-Knighton Cancer Center’s Department of Radiation Oncology became the first site in the world to introduce compact scanning beam imageguided proton therapy. Over subsequent years, renowned centers such as Mayo Clinic, St. Jude’s, Memorial Sloan Kettering Cancer Center and Johns Hopkins Medical Center followed suit.

In 1938, Congress passed the U.S. Food, Drug and Cosmetics Act to protect consumers. Under the law, cosmetics must be made and packaged in clean factories; they cannot contain poison, rotten or harmful ingredients; they may only use color additives approved by the U.