51¶¯Âþ

fertility

Light micrograph cross section of a normal human testicle or testes. The tunica albuginea is the dense, white inelastic tissue immediately covering the testis. The septa extends from the tunica albuginea into the testicle, dividing the testes into lobules.

Health

Male fertility could be restored by reimplanting frozen testes tissue

Preserving stem cells that go on to produce sperm and reimplanting them later can restore fertility for people who have undergone cancer treatments such as chemotherapy

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Oral contraceptive pill

Health

Contraceptive pill may reduce polycystic ovary syndrome diabetes risk

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MRI scan of human head

Health

Women are less likely to get pregnant for two years after a concussion

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envelope

Health

51¶¯Âþs have worked out how to send viable mouse sperm on postcards

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egg being fertilised in IVF

Health

Study of how genes influence menopause may improve fertility treatment

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The number of twins in the world is the highest it has ever been

Health

The number of twins in the world is the highest it has ever been

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Some mouse sperm try to sabotage rivals in race to fertilise the egg

Health

Some mouse sperm try to sabotage rivals in race to fertilise the egg

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Most fertility-tracking apps are unreliable but free apps work best

Health

Most fertility-tracking apps are unreliable but free apps work best

51¶¯Âþ

Older woman and baby

Health

Menopausal woman gives birth after blood plasma injection in ovaries

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Forget about blame with miscarriage: its function is entirely natural

Health

Forget about blame with miscarriage: its function is entirely natural

Many women blame themselves after pregnancy loss and some societies point the finger too, but fertility medicine is busting such miscarriage myths

Leader

Health

The real reasons miscarriage exists – and why it's so misunderstood

Features

Health

Sperm have a weird way of swimming and we only noticed after 300 years

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Health

Lab-grown sperm could let infertile men have gene-edited children

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Health

Sperm swim up to 70 per cent faster when they have a lazy tail

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