Fertility
Capability to produce offspring through reproduction following the onset of sexual maturity.
- Fertility500 related topics
Sperm
Male reproductive cell, or gamete, in anisogamous forms of sexual reproduction .
Thus, in humans, it is a measure of fertility in a man.
Semen analysis
A semen analysis (plural: semen analyses), also called seminogram or spermiogram, evaluates certain characteristics of a male's semen and the sperm contained therein.
It is done to help evaluate male fertility, whether for those seeking pregnancy or verifying the success of vasectomy.
Vagina
Elastic, muscular part of the female genital tract.
Before and during ovulation, the mucus glands within the cervix secrete different variations of mucus, which provides an alkaline, fertile environment in the vaginal canal that is favorable to the survival of sperm.
Down syndrome
Genetic disorder caused by the presence of all or part of a third copy of chromosome 21.
Males with Down syndrome usually do not father children, while females have lower rates of fertility relative to those who are unaffected.
Sex position
Position of the body that people use for sexual intercourse or other sexual activities.
Pregnancy is a potential result of any form of sexual activity where sperm comes in contact with the vagina; this is typically during vaginal sex, but pregnancy can result from anal sex, digital sex (fingering), oral sex, or by another body part, if sperm is transferred from one area to the vagina between a fertile female and a fertile male.
Fertility medication
Fertility medications, also known as fertility drugs, are medications which enhance reproductive fertility.
Age and female fertility
Female fertility is affected by age and is a major fertility factor for women.
Semen quality
Semen quality is a measure of male fertility, a measure of the ability of sperm in semen to accomplish fertilization.
Income and fertility
Income and fertility is the association between monetary gain on one hand, and the tendency to produce offspring on the other.
Fertility and intelligence
The relationship between fertility and intelligence has been investigated in many demographic studies.
There is evidence that, on a population level, intelligence is negatively correlated with fertility rate and positively correlated with survival rate of offspring.