OAT, oligoteratosthenospermia, OTA syndrome
A number of factors may be involved in the genesis of this condition, including age, infectious agents ( such as Chlamydia trachomatis), Y chromosome microdeletions, mitochondrial changes, environmental pollutants, and "subtle" hormonal changes.
Due to the reduced fertilizing ability of affected spermatozoa the men suffering from OTA syndrome are frequently infertile
The pathological inability to ejaculate in males, with (orgasmic) or without (anorgasmic) orgasm.
A medical condition impairing the function of the thyroid.
Antibodies that bind to sperm, inhibiting their movement, stopping recognition and entry into the egg.
An inflammation of the prostate gland.
A condition in which a man has an unusually low ejaculate (or semen) volume.
Male infertility diagnosis characterized by extremely low concentration of sperm in semen.
A condition in which fertility impairment occurs spontaneously or due to an unknown cause.
A family of genetic disorders caused by missing gene(s) in the Y chromosome.
The toxic effect of certain metals in certain forms and doses on life.
Cycling is the sports modality that is predominantly associated to erectile dysfunction.
A medical condition of excess body fat that can have a negative effect on health, leading to reduced life expectancy and other health problems.
A common term for any practice of, or training for, a concrete sport which is in excess of that necessary to effectively participate in the sport.
A damage to body caused by a large dose of radiation.
Abuse of anabolic-androgenic steroids to control and develop one's musculature.
Process by which a woman donates eggs for purposes of assisted reproduction or biomedical research.
A micromanipulative fertilization technique in which a single sperm is injected directly into an egg.
The procedure in which a man (sperm donor) provides his sperm for fertility treatment.
A process in which an egg is fertilised by sperm outside the body: in vitro. Own or donated gametes may be used.