Amazing medical breakthroughs are made every day. In the past decades, medical researchers have cured diseases that were once deadly and devised new methods to heal that were once unimaginable. This title follows the development of joint replacements, including the problems with the earliest joint replacement surgeries, groundbreaking discoveries and the doctors who made them, and where the science is heading in the future. Learn how joints and joint replacements work and how new joints are helping people lead better lives. Sidebars, full-color photos, a glossary, and well-placed graphs, charts, and maps, enhance this engaging title. Aligned to Common Core Standards and correlated to state standards. Essential Library is an imprint of ABDO Publishing Company.