Nancy Fugate Woods, Editor; Committee on Gender Differences in Susceptibility to Environmental Factors, Institute of Medicine.

• Part 1 The experience of menstruation: the Tremin Trust - an intergenerational research program on events associated with women's menstrual and reproductive lives, A.M. Voda, et al; a comparison of the effect of the menstrual cycle and the social week on mood, sexual interest and self-assessment performance, M. Ripper; an exploratory study of the menstrual euphemisms, beliefs and taboos, J.J. Jurgens and B.A. Powers; menstrual effects on neuroendocrine measures, D.J. Cardona et al; steroids and brain call activity during the menstrual cycle, J.W. Phillis; a first attempt at estimating luteinizing hormone surge onset day at midcycle, C. Hedricks et al; feminine hygiene considerations for the space environment, B. Shelden Czerwinski; the effect of premenstrual symptoms on creative thinking, J.C. Chrisler. Part 2 Perimenstrual symptoms and perimenstrual syndromes: recognizing PMS when you see it - criteria for PMS sample selection, E.S. Mitchell et al; perimenstrual negative affect - development and testing of an explanatory model, D. Taylor et al; the MMPI as an aid in evaluating patients with premenstrual syndrome, C.J. Chuong et al; a survey of multidimensional and interdisciplinary approaches to premenstrual syndrome, M.E. Robertson; premenstrual syndrome - a bio-psycho-social approach to treatment, P. Miota et al; pain sensitivity in dysmenorrheic and nondysmenorrheic women as a function of menstrual cycle phase, E.G. Hapidou and D. de Catanzaro; a study of headache intensity and disability with the menstrual cycle, P. Solbach et al; the menstrual cycle and other paramenters affecting breast disease and detection, L.L. Coughlin. Part 3 Menopause - normative transition or illness event?: assumptions underlying two hypotheses of hot flash initiation and evidence to their validity, E.E. Guice; perimenopausal women - using women's stories as a theoretical underpinning for women's health, B.J. McElmurry and D.S Huddleston; an investigation of the nature of the menopausal experience - attitude toward menopause, recent life change, coping method and number and frequency of symptoms in menopausal omen, C. Gleim Bareford; marital adjustment, life stress, attitudes toward menopausal symptoms in premenopausal, menopausal and postmenopausal women, G. Glazer and A. Sutton Rozman.