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Pregnancy is the time during which one or more offspring develops (gestates) inside a woman's uterus (womb). A multiple pregnancy involves more than one...

pregnant women will have a positive urine pregnancy test one week after the first day of a missed menstrual period. Identified in the early 20th century,...

advanced stage of pregnancy on the cover of Vanity Fair magazine in 1991 marked the beginning of a period which has since seen pregnancy presented by celebrities...

Teenage pregnancy, also known as adolescent pregnancy, is pregnancy in a female adolescent under the age of 20. Worldwide, pregnancy complications are...

Complications of pregnancy are health problems that are related to, or arise during pregnancy. Complications that occur primarily during childbirth are...

Pregnancy has been traditionally defined as the period of time eggs are incubated in the body after the egg-sperm union. Although the term often refers...

before a period, and it can be hard to tell the difference. Implantation bleeding is light vaginal bleeding in the first 10–14 days of pregnancy caused...

Male pregnancy is the incubation of one or more embryos or fetuses by organisms of the male sex in some species. Most species that reproduce by sexual...

Unintended pregnancies are pregnancies that are mistimed or unwanted at the time of conception, also known as unplanned pregnancies. Sexual activity without...

Abortion is the termination of a pregnancy by removal or expulsion of an embryo or fetus. An abortion that occurs without intervention is known as a miscarriage...

triggered by falling progesterone levels and is a sign that pregnancy has not occurred. The first period, a point in time known as menarche, usually begins between...

different time periods of pregnancy. Postterm – ≥ 42 weeks + 0 days of gestation (> 293 days from the first day of last menstrual period, or > 13 days from the...

to their pregnancy or intention to become pregnant. Common forms of pregnancy discrimination include not being hired due to visible pregnancy or likelihood...

of the time. Confinement is a traditional term referring to the period of pregnancy when an upper-class, noble, or royal woman would withdraw from society...

within six weeks of resolution of the pregnancy. The CDC definition of pregnancy-related deaths extends the period of consideration to include one year...

A multiple birth is the culmination of one multiple pregnancy, wherein the mother gives birth to two or more babies. A term most applicable to vertebrate...

hemoglobin. Anemia in pregnancy is a decrease in the total red blood cells (RBCs) or hemoglobin in the blood during pregnancy. Anemia is an extremely...

Obstetrics is the field of study concentrated on pregnancy, childbirth and the postpartum period. As a medical specialty, obstetrics is combined with...

Press, 1998 (84). Online animal encyclopedia Study finds wide range in pregnancy length Wikidata has the property: gestation period (P3063) (see uses)...

Tobacco smoking during pregnancy causes many detrimental effects on health and reproduction, in addition to the general health effects of tobacco. A number...