Tag: fertility

The study looked at men who produced less than 1.5 million sperm per millilitre of semen, which is considered very ...

Levonorgestrel is a widely used emergency contraceptive pillKristoffer Tripplaar / Alamy Stock Photo A widely used morning-after pill is far ...

Healthier sperm are normally selected for IVF using a centrifuge, which can damage the cells, but an alternative method can ...

Laboratory-grown sperm, placentas and embryos in animals will help us gauge why some pregnancies don't reach full term, but whether ...