Sperm counts of Western men plummeting, analysis finds

  Sperm counts of men in North America, Europe, Australia and New Zealand are plunging, according to a new analysis published Tuesday. Among these men there has been a 52% decline in sperm concentration and a 59% decline in total sperm count over a nearly 40-year period ending in 2011, the analysis, published in the journal Human Reproduction Update, […]

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Scientists Use CRISPR to Edit Human Embryos

A group of scientists in Oregon has successfully modified the genes of embryos using CRISPR, a cut-and-paste gene-editing tool. The experiments, which have not yet been subject to peer review, were conducted by biologist Shoukhrat Mitalipov and colleagues at Oregon Health & Science University in Portland, MIT Technology Review reported. Mitalipov conducted the experiments on dozens […]

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Scientists Edit Human Embryo: This Is Why Designer Babies Are a Ways Off

The announcement by researchers in Portland, Oregon that they’ve successfully modified the genetic material of a human embryo took some people by surprise. With headlines referring to “groundbreaking” research and “designer babies,” you might wonder what the scientists actually accomplished. This was a big step forward, but hardly unexpected. As this kind of work proceeds, it continues […]

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FDA Looking to Move Smokers Toward E-Cigarettes

The U.S. Food and Drug Administration aims to reduce nicotine levels in cigarettes while exploring measures to move smokers toward e-cigarettes, in a major regulatory shift announced on Friday that sent traditional cigarette company stocks plunging. The move means FDA Commissioner Scott Gottlieb has thrown his regulatory weight on the side of those advocating for […]

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Rainbow children: how the dip-dye trend has gone from shocking to mainstream

Ten years is a long time for any trend to stay relevant, not least a hairstyle. But this year it will be a full decade since the “dip-dye” caught on with a certain type of fashion-conscious woman – think models such as Charlotte Free or the singer M.I.A. However, now that Kim Kardashian has adopted […]

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Early Sleep Problems Can Lead to Pain Later in Life

Sleep problems in young adults, especially women, are significantly linked to chronic pain and even worsening pain severity over time, researchers report. Overall, 38 percent of young adults with severe sleep problems at initial evaluation had chronic pain at follow-up, compared with 14 percent of those without initial sleep problems. Early identification and treatment of […]

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