Women's health at any point in their lives, from before birth through old age, reflects a multitude of factors, including environmental, cultural, and socioeconomic. However, even in parts of the world where women have achieved control over family planning and family resources and equal men in educational opportunities, the increase in their life expectancy, although greater than men's, is flattening out. Questions on the effect the changing lifestyles have on women's health are posed, and the paper closes with a discussion of women as objects of research.