Health

Recurrent miscarriage linked to faulty sperm

The early-stage study, from scientists at Imperial College London, investigated the sperm quality of 50 men whose partners had suffered three or more consecutive miscarriages.

Genetics

Exposure to cannabis alters the genetic profile of sperm

As legal access to marijuana continues expanding across the U.S., more scientists are studying the effects of its active ingredient, tetrahydrocannabinol (THC), in teens, adults and pregnant women.

Obstetrics & gynaecology

Duration of infertility in men may affect sperm count

A longer duration of infertility was associated with lower sperm count and other parameters of impaired sperm in a BJU International study of 1644 infertile men. Also, older age and higher body mass index were associated ...

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