Nutrition Publication

NNIW09 - Maternal Nutrition and Lactational Infertility

Editor(s): J. Dobbing. vol. 09

Related Articles

Endocrine Control of Lactational Infertility. I

Author(s): A.S. McNeilly, A. Glasier, P.W. Howie

Although there is no doubt that breastfeeding suppresses ovarian activity, thereasons for the immense variability in the duration of this suppression and themechanisms by which the suckling stimulus causes it remain unclear.

Endocrine Control of Lactational Infertility. Ii

Author(s): C. Robyn, S. Meuris, P. Hennart

In mammals lactation is associated with an inhibition of ovulation of variableduration. Throughout evolutionary history, lactation has been a necessary conditionfor the survival of their young. It provides adequate nutriments and serves theequally important role of birth-spacing.

Maternal Nutrition and Lactational Infertility: The Baby in the Driving Seat

Author(s): P.G. Lunn

There is little doubt that, considered worldwide, lactational infertility is one ofthe more important factors controlling birth-spacing intervals and thus, in a broadersense, in limiting population growth.

Maternal Nutrition and Lactational Amenorrhoea: Perceiving the Metabolic Costs

Author(s): R.E. Frisch

The disruptive effects of undernutrition and intensive physical work on femalereproductive ability are well documented. Undernutrition and weight loss delaymenarche and cause cessation of already established ovulatory cycles (1—3).

Maternal Nutrition and Lactational Infertility: A Review

Author(s): P. Ramachandran

Ample data exist to show that lactation prolongs postpartum amenorrhoea andprovides some degree of protection against pregnancy (1,2). There are, however,marked variations in the duration of lactational infertility among women of differentcountries and women in different communities in the same country (1,2).

Model for Analysis of the Relationship Between Breastfeeding Data and Postpartum Anovulation Data

Author(s): J-P. Habicht, K.M. Rasmussen

To identify likely determinants of postpartum infecundity and to understand theirrelative importance in free-living populations, data must be collected from manywomen. Under such circumstances, a battery of biochemical and endocrinologicaltests is not feasible.

Areas of Agreement and Uncertainty

Author(s): J-P. Habicht

(A) All agreed that the suckling stimulus to the nipple is mediated by neuralpathways to the brain and that the result is suppression of the pulsatile release ofgonadotrophin-releasing hormone (GnRH), which is necessary for release of theluteinizing hormone (LH), which in turn promotes follicular maturation, ovulation,and the luteinization required for maintenance of pregnancy.