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This book provides easy-to-understand, scientifically backed answers to readers' questions about hormones, helping them understand the many important roles they play, particularly during adolescence.

Especially during the teenage years, people are quick to blame raging hormones for everything from acne to rebellious behavior. But hormones play vital and varied roles throughout our lives, driving such basic processes as growth and metabolism and orchestrating sexual maturation and reproduction. For many, hormones are mysterious and misunderstood. How much do you really...

What is a vaccine and how does it work? How are vaccines made? Who discovered vaccines? What diseases do vaccines prevent, are these vaccines effective, and are they safe? Presenting comprehensive information on a topic that remains the focus of considerable controversy, Vaccines: History, Science, and Issues provides readers with a single-volume examination of vaccines and their history, production, uses, and limitations.

Written in language that avoids intimidating medical jargon, this latest addition to Greenwood's Story of a Drug series looks at different...