Skip to main content Skip to Search Box

infertility

From The Columbia Encyclopedia
inability to conceive or carry a child to delivery. The term is usually limited to situations where the couple has had intercourse regularly for one year without using birth control . The term sterility is restricted to lack of sperm production or inability to ovulate. Approximately 40% of reported cases of infertility are due to problems in the male; another 40% to problems in the female; the remaining 20% are of unknown cause or due to problems in both the male and female. Infertility can be caused by any interruption in the usual process of fertilization, pregnancy , and birth , which includes ejaculation of normal amounts of healthy sperm , passage of the sperm through the cervix and into the fallopian tube of the female, passage of an ovum (egg) down the fallopian tube from an ovary, fertilization in the fallopian tube, implantation of the fertilized egg in a receptive uterus , and the ability to carry the fetus to term. In women, the most common problems are failure to ovulate…
1,627 results

Full text Article Infertility

From Cambridge Handbook of Psychology, Health and Medicine
The substantial majority of young adults intend to become parents, but not all achieve a goal of conceiving easily when pregnancy is desired. The 1995 National Survey of Family Growth interviews conducted with 10 847 women suggested that 7.1% of married couples (2.1 million) in the United States met…
| 2,536 words
Key concepts:

Full text Article Infertility

From Encyclopedia of Women's Health
Infertility is defined as the inability of a sexually active, noncontracepting couple to achieve pregnancy in one year, the time to which about 90% of couples succeed. Among couples of reproductive age, about 10% are infertile. Delayed marriage and childbirth is one of the main social factors that…
| 1,504 words
Key concepts:

Full text Article Infertility

From Gale Encyclopedia of Public Health
Gamete intrafallopian transfer (GIFT)...
Infertility is the biological failure of a couple to conceive a pregnancy after trying to do so frequently and without the use of contraceptives for at least one full year. Most couples in the United States, when they are not using contraceptive devices and techniques, conceive within the first six…
| 4,655 words , 2 images
Key concepts:

Full text Article Infertility

From Gale Encyclopedia of Nursing and Allied Health
Infertility is the failure to conceive a pregnancy after attempting for at least one full year. In primary infertility, pregnancy has never occurred. In secondary infertility, one or both members of the couple have previously conceived, but are unable to conceive again after a full year of…
| 2,653 words
Key concepts:

Full text Article Infertility

From The Wiley Blackwell Encyclopedia of Family Studies
birth children fatherhood motherhood pregnancy reproduction women and families Abstract Infertility is most often defined as the inability to achieve pregnancy after one year of unprotected intercourse. Clinically, practitioners are concerned with whether the difficulty lies in conception or…
| 3,548 words
Key concepts:

Full text Article Infertility

From Human Diseases and Conditions
Illustration by Argosy, Inc. © 2016 Cengage...
Infertility (in-fer-TIL-i-tee) is the term used when a couple has difficulty conceiving a child after approximately a year of trying. The man, woman, or both may have problems with their reproductive system that cause them to be infertile . Infertility, the inability to accomplish or maintain a…
| 2,479 words , 1 image
Key concepts:

Full text Article Infertility

From Brenner's Encyclopedia of Genetics
Spectral (SKY) karyotype analysis of...
Abstract Infertility is a common human health problem, affecting 10–15% of couples of reproductive age. A common cause of infertility is defects in germ cell production. In females, poor oocyte production and maintenance results in infertility, as in Turner syndrome and premature ovarian failure. In…
| 2,812 words , 4 images
Key concepts:

Full text Article Infertility

From Gale Encyclopedia of Medicine
Infertility is the biological failure of a couple to conceive a pregnancy after trying to do so frequently and without the use of contraceptives for at least one full year. In primary infertility, pregnancy has never occurred. In secondary infertility, one or both members of the couple has…
| 3,439 words

Full text Article Infertility

From Black's Medical Dictionary, 43rd Edition
This is diagnosed when a couple has not achieved a pregnancy after one year of regular unprotected sexual intercourse (at least every 2–3 days) although about one half will conceive in the second year. Around 15–20 per cent of couples have difficulties in conceiving; in half of these cases the male…
| 587 words
Key concepts:

Full text Article Infertility

From New Harvard Guide to Women's Health, The
Infertility
Infertility is defined medically as the inability to conceive a pregnancy after at least a year of regular sexual intercourse without contraception. An increasing problem in the United States, infertility is a major life crisis for many people, who have assumed from childhood that they would someday…
| 4,501 words , 4 images
Key concepts:
Mind Map

Stack overflow
More Library Resources