timing of childbearing
1fertility — fertility, fertility rate The actual level of childbearing of an individual or population. There are different ways of measuring the fertility of a population. The simplest measure, the crude birth rate , relates the number of live births in a… …
2Adolescent sexuality in the United States — relates to the sexuality of American adolescents and its place in American society, both in terms of their feelings, behaviors and development and in terms of the response of the government, educators and interested groups.According to the US… …
3Sub-replacement fertility — is a total fertility rate (TFR) that (if sustained) leads to each new generation being less populous than the previous one in a given area. In developed countries sub replacement fertility is any rate below approximately 2.1 children born per… …
4Total fertility rate — Not to be confused with birth rate. A world map showing countries by fertility rate, 2005 2010 …
5Population — In biology a population is the collection of inter breeding organisms of a particular species; in sociology, a collection of human beings. A population shares a particular characteristic of interest, most often that of living in a given… …
6Advanced maternal age — See also: Paternal age effect Advanced maternal age is defined as an increase in the age at which women give birth to their first child, is now a widespread, and indeed near universal, phenomenon across the OECD countries. In Western, Northern,… …
7Abortion in the United States — has been legal in every state since the United States Supreme Court decision in Roe v. Wade, on January 22, 1973. Prior to Roe , there were exceptions to the abortion ban in at least 10 states; Roe established that a woman has a right to self… …
8Female infertility — Classification and external resources ICD 10 N97.0 ICD 9 628 …
9birth control — regulation of the number of children born through the deliberate control or prevention of conception. Cf. family planning (def. 1). [1914, Amer.] * * * Voluntary limiting of human reproduction, using such means as contraception, sexual abstinence …
10United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …
