1973, hardcover edition, Crown Books, NY. Hardcover title, 154 pages. The author, at the time of publication, was a bestselling science writer. Here she describes how we age, the great strides in research of the aged, and how we can live a constructive old age. She points out that scientists are on the brink of wonders to come and also takes pains to tell us why we suffer from life's damaging exposures.