Health
Catching up on sleep at weekends may aggravate period pain
Getting up early on weekdays and sleeping in on weekends to compensate may cause period pain by disrupting the circadian rhythms that control hormone cycles
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Health
New techniques may soon make designer babies a reality – are we ready?
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Health
Exclusive: A new test can predict IVF embryos’ risk of having a low IQ
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Humans
91av 50 years ago: The first test-tube babies, sort of
Regulars
Life
Orangutans are exceptionally good at keeping their infants alive
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Health
Pregnancy changes how hundreds of genes work in a woman’s body
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Life
Male birds can be good singers or good looking, but not both
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Health
We are a step closer to making babies with same-sex genetic parents
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Health
IVF success boosted by drug that helps embryos implant in the womb
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Health
BPA-free plastics seem to disrupt sperm and egg development in mice
We are starting to replace harmful BPA in plastic bottles and food containers, but alternative chemicals might be just as bad
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Environment
The male fish who eat their eggs because they want better babies
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Health
Just a few drinks during pregnancy might be enough to lower future IQ
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Humans
Fewer baby boys were born after three major earthquakes in Japan
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Health
How our bodies are rapidly colonised by bacteria when we’re born
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