A survey -- popular in tone -- of the recent developments from the research laboratories, the men and events behind them. Medical achievements in terms of nutrition, preventatives, vaccines, as they relate to anemia, pellagra, vitamins, rickets, influenza, pneumonia, fatigue, Rocky Mountain fever, smallpox, etc. How the knowledge was acquired, the part manufacturers have played, the safeguards. Then too there are the advances made in care of premature babies, in child development, in industrial and agricultural progress. Science made easy for the layman, related to his own life.