軟骨損傷に対する膝の手術は患者に利益をもたらさない、研究が示唆
• 半月板損傷の手術を受けた人は、手術を受けなかった人に比べて10年後の膝の機能が低下し、変形性膝関節症もさらに悪化していた • 一般的な膝の軟骨損傷手術は患者に利益をもたらさず、逆に悪い結果を招く可能性があることが10年間の試験によって示唆された • この研究では、最も一般的な整形外科手術の一つである半月板部分切除術(partial meniscectomy)を受けた患者の経過を追跡した
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• 半月板損傷の手術を受けた人は、手術を受けなかった人に比べて10年後の膝の機能が低下し、変形性膝関節症もさらに悪化していた • 一般的な膝の軟骨損傷手術は患者に利益をもたらさず、逆に悪い結果を招く可能性があることが10年間の試験によって示唆された • この研究では、最も一般的な整形外科手術の一つである半月板部分切除術(partial meniscectomy)を受けた患者の経過を追跡した
theguardian.com独占記事:ケンブリッジ大学の研究により、社会環境的なストレッサーが、妊娠中の身体の健康な機能能力に影響を与える可能性があることが分かりました。 人種差別や困窮によるストレスが、黒人女性の出産時の死亡率が高い理由である可能性が研究で示されました。研究チームが、妊娠結果の悪化に関連する3つの生理学的経路(酸化ストレス、炎症、子宮胎盤血管抵抗)を調査した44の既存研究をレビューしたところ、黒人女性においてこれら3つの指標が高い値であることが判明しました。続きを読む...
theguardian.com独占記事:都市部の83万9,000戸の住宅が表面水洪水の脅威にさらされており、特に社会住宅(公営住宅)の入居者が金銭的負担の影響を最も受けやすい状況にある。National Housing Federation (NHF) の分析によると、イングランドで洪水のリスクが高い住宅の10軒に8軒が現在、町や都市部に位置しており、社会住宅の入居者が不釣り合いに大きな経済的打撃を受ける可能性があるとしている。調査の結果、都市部の83万9,000戸の住宅が現在「表面水洪水の高リスク」に分類されており、これは2018年以来3倍に増加したことになる。続きを読む...
theguardian.com• チャリティ団体は、3回目ではなく1回目の流産後から専門的なケアを開始することで、将来的な喪失のリスクを軽減できると述べています。 • ある研究によると、女性が1回目の流産後に専門的なケアを受けられるようにすることで、英国全土で年間約1万件の妊娠喪失を防げる可能性があります。 • 現在、イングランド、ウェールズ、および北アイルランドの女性がNHS(国民保健サービス)で早期流産に関する専門的なケアを受けるには、最低3回の流産を経験している必要があります。
theguardian.comResearch on maths teaching in English secondary schools upends decades of debate over mixed-ability educationTeaching pupils in classes grouped by ability improves the results of high-flyers but does not affect the progress of less able children, according to a study that upends decades of debate over mixed-ability education.The research by University College London’s Institute of Education found that secondary school pupils in England with previously strong maths performances made slower progress in mixed-attainment classes than when they were taught alongside children with similarly high ability. Continue reading...
theguardian.comResolution Foundation report says ‘crisis’ stems from rising ill-health and a failing system of benefits and job supportBritain has the third-highest rate of young people not in work or education among Europe’s richest countries because of rising ill-health and a failing system of benefits and job support, a report has warned.The Resolution Foundation thinktank said the UK was facing a “crisis” in youth jobs amid a dramatic rise in the number of 16- to 24-year-olds who are not in education, employment or training (Neets) to almost 1 million – the highest level in more than a decade. Continue reading...
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画像:Suncook Times• Environmental Working Group study finds 20% of Americans used systems with elevated nitrate levels from 2021-2023 data. • Nitrate poses health risks including cancer and developmental issues in contaminated supplies. • Affects millions nationwide, urging stricter regulations and testing.
suncooktimes.comExclusive: Health Foundation says Britain is ‘going backwards’ compared with most other rich countriesFindings on healthy life expectancy in UK shed light on its deteriorating healthPeople in the UK are spending fewer years in good health than a decade ago, prompting concern that the population’s health is “going backwards”.The sharp decline in Britain’s healthy life expectancy, the amount of time someone spends free of illness or disability, is in sharp contrast to its recent rise in most other rich countries globally. Continue reading...
theguardian.comResearchers find ‘alarming’ effect on fertility across global species from simultaneous exposuresSimultaneous exposure to toxic chemicals and climate change’s impacts likely generates an additive or synergistic effect that increases reproductive harm, and may contribute to the broad global drop in fertility, new peer-reviewed research finds.The review of scientific literature considers how endocrine-disrupting chemicals, often found in plastic, coupled with climate change’s effects, such as heat stress, are each linked to reductions in fertility and fecundity across global species – including in humans, wildlife and invertebrates. Continue reading...
theguardian.com• A comprehensive analysis from the National Center for Atmospheric Research shows US carbon dioxide emissions fell 8.2% year-over-year in Q1 2026, driven primarily by renewable energy sources now supplying 34% of national electricity generation. • Solar and wind capacity additions reached record levels with 42 gigawatts of new renewable infrastructure installed in 2025, according to data released by the Department of Energy and independent research institutions. • Climate scientists attribute the acceleration partly to state-level climate policies and federal incentives from the 2024 Clean Energy Investment Act, though transportation and industrial sectors still require significant emission reductions.
nature.com• Researchers from Woods Hole Oceanographic Institution reported that Atlantic cod and other commercial fish populations have rebounded 34% over the past four years following strict catch quotas and marine protected areas implemented in 2022. • Population surveys conducted across 850,000 square kilometers of Atlantic waters show biomass increases in previously depleted stocks, with detailed findings presented at the American Fisheries Society conference on April 19. • The recovery demonstrates that science-based fisheries management can restore ecosystems within a decade, providing a model for international ocean conservation efforts.
phys.orgAnalysis finds 53 allegations against 30 lawmakers; nine still in office amid wave of resignations in CongressFifty-three allegations of workplace sexual harassment have been made against at least 30 House and Senate lawmakers over the past two decades, an advocacy group said in a study that was released Tuesday amid a spate of ethics-fueled resignations in Congress.Most of the lawmakers from 13 states and Guam who have faced allegations have since left office, but nine continue to hold seats, the nonpartisan National Women’s Defense League (NWDL) said. Continue reading...
theguardian.comCovid, light pollution regulations and faltering global economy affect location and intensity of brightnessEarth continues to get brighter every year, researchers have found, but the location and intensity of the progression has become increasingly volatile because of Covid-19, regulations on light pollution, and a faltering global economy.Nasa-funded researchers at the University of Connecticut (UConn) studied more than 1.1m satellite images taken over a nine-year period to establish that the planet’s artificial light increased by a net 16% between 2014 and 2022. Continue reading...
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画像:Live Science• Researchers published the most thorough study of cosmic expansion in the journal Astronomy & Astrophysics on April 10, combining decades of research to derive the most precise Hubble constant yet while confirming that tension between early and late-universe measurements persists. • The study, launched at an International Space Science Institute Breakthrough Workshop in Bern, Switzerland in March 2025, expanded the cosmic distance ladder into a comprehensive survey called the Local Distance Network, achieving a goal considered 'potentially unreachable' a decade ago. • Study co-author Richard Anderson from the University of Göttingen stated that the Hubble tension reveals that 'something's missing' in the current understanding of basic physics on cosmological scales.
livescience.com• NBC News reports a major study shows fluoride in U.S. drinking water has no impact on children's IQ or brain function, countering prior concerns. • The research, involving large-scale data analysis, confirms safety levels set by U.S. regulations pose no neurodevelopmental risks. • Findings matter as they support ongoing public fluoridation policies amid debates, potentially easing community health disputes.
kffhealthnews.orgTrump has pushed unfounded claims of Tylenol use in pregnancy being tied to a ‘very increased risk of autism’Taking acetaminophen – known in the US by the brand name Tylenol – during pregnancy has no effect on later autism diagnoses, according to a sweeping new study from Denmark published Monday.The Trump administration has targeted Tylenol use in pregnancy as a major cause of autism in children, which appears to have led to a drop in pregnant people taking the pain reliever. Continue reading...
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画像:VCU Health• A new VCU Health study indicates alcohol-related liver disease prevalence may be twice as high as previously estimated because of underreported alcohol consumption. • The research uncovers hidden scale of liver damage, challenging prior data on this growing public health issue. • Findings highlight need for better screening and awareness amid rising alcohol use disorders in the US.
vcuhealth.orgResearchers say hardship is a direct legacy of welfare benefit cuts imposed by Tory governments in recent yearsMore than a fifth of all “austerity generation” British children have been scarred by poverty for at least half their childhood, a direct legacy of the welfare benefit cuts imposed by Conservative governments in recent years, research reveals.The proportion of children born after 2013 who spent at least six of their first 11 years of life in hardship surged after ministers froze working age benefits levels and imposed policies such as the two-child limit, it found. Continue reading...
theguardian.comArchaeological record suggests hunter gatherers were playing games of chance at the end of the last ice ageNative American hunter gatherers were using dice for gaming and gambling more than 6,000 years before the practice appeared anywhere else, a new study argues.It says dice were being made and used on the western great plains of North America at the end of the last ice age, more than 12,000 years ago. Continue reading...
theguardian.comThinktank says algorithms are fuelling isolation and division after analysing posts shown to social media usersReform UK voters are the least likely to see posts from friends and family on social media and most likely to see content from brands and news organisations, a study has found.The Institute for Public Policy Research (IPPR) thinktank said algorithms were fuelling isolation and division after its research analysing users’ feeds on Instagram, Facebook, X, Bluesky and TikTok found that only 13% of Reform UK voters saw content from someone they knew, compared with 23% of Green party voters. Continue reading...
theguardian.comExclusive: Survey of 2,000 people by Barnardo’s also finds almost half feel their child has missed opportunities due to costUK politics live – latest updatesFour in 10 parents across the UK are struggling to afford essential items for the care of their newborn babies, according to research.The survey of 2,000 parents with children aged under five by the charity Barnardo’s found that almost half (49%) felt their child had missed out on opportunities to learn or play because of the cost of living. Continue reading...
theguardian.comAnalysis of six extreme heatwaves found when temperature and humidity were accounted for, all were potentially deadly for older peopleExtreme heat is already creating “non-survivable” conditions for humans in heatwaves that have killed thousands and likely many more, according to new research that warns people are more susceptible to rising temperatures than first thought.Scientists re-examined six extreme heatwaves between 2003 and 2024 and found that when temperature, humidity and the body’s ability to stay cool were accounted for, all were potentially deadly for older people. Continue reading...
theguardian.comDespite hostile rhetoric Trump let a Russian ship break his blockade – could it herald a Venezuela-style outcome?When a sanctioned Russian oil tanker, the Anatoly Kolodkin, docked at Cuba’s Matanzas oil terminal on Tuesday, unloading 700,000 barrels of crude, it was not immediately clear why the ship had been allowed to pass through Donald Trump’s oil blockade.In January, the US president had proclaimed on social media: “THERE WILL BE NO MORE OIL OR MONEY GOING TO CUBA – ZERO!” yet last week he told reporters, “If a country wants to send some oil into Cuba right now, I have no problem with it” – and waved the Russian ship through. Continue reading...
theguardian.comReports on English policies seen in Wales as relating to whole of UK contribute to widespread confusion, researchers sayUK media is failing to report properly on devolved issues in Wales, leaving voters ill-informed about May’s Senedd elections, a report has found.A Cardiff University study of more than 3,000 news items found repeated patterns in coverage across different broadcasters and platforms, including not signposting whether an issue was relevant to England or England and Wales only, widespread references to “the government” rather than “the UK government”, and the use of “you” and “your” in contexts that apply only to people living in England. Continue reading...
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画像:The Brighter Side• Researchers from Binghamton University and University of Virginia developed a machine-learning system that analyzed over 55 million scientific papers and patents to identify truly disruptive research that changes the direction of science. • The new metric, published in Science Advances, measures "disruptiveness" — the degree to which a paper pulls a field away from its earlier path — and successfully identifies major simultaneous discoveries often overlooked by traditional citation-based measures. • The study addresses a critical gap in how science evaluates impact, recognizing that scientific progress occurs through abrupt changes rather than incremental steps, helping identify overlooked breakthrough moments in research history.
thebrighterside.newsMerlin could disappear in worst-case scenario, with British isles facing ecological ‘point of no return’The merlin, Britain’s smallest bird of prey, is one of more than 200 species that will become extinct in the UK if action is not taken to curb emissions and unsustainable land use, a study has claimed.According to the UK Centre for Ecology & Hydrology (UKCEH), there is a 20-year window in which decisions on climate and land use will determine the fate of dozens of Britain’s native species. Continue reading...
theguardian.com• A new study from the University of Nebraska-Lincoln highlights how farmers' risk attitudes significantly influence crop insurance decisions and financial results. • Led by Associate Professor Cory Walters, the research analyzes behavioral factors in agricultural economics, published March 31, 2026. • Findings underscore the need for tailored insurance products to match diverse risk profiles, potentially improving farm resilience amid climate variability.
news.unl.eduNew Mexico governor calls order ‘not serious’ as south-eastern counties note divisions with Democratic Santa FeThe speaker of Texas’s house of representatives says he is entertaining the idea of expanding the state by annexing some New Mexico counties.Dustin Burrows, who has been the chamber’s speaker since 2025, ordered a state legislative committee on 26 March to look into the legal and economic options to add “one or more contiguous counties” of New Mexico to the state of Texas. Continue reading...
theguardian.com• The SPIRIT-HF study, presented at ACC.26 in New Orleans (March 28-30, 2026), found that spironolactone increased hospitalizations and serious adverse events in patients with HFpEF (heart failure with preserved ejection fraction) or HFmrEF (mildly reduced ejection fraction). • Results raise significant safety questions about the drug's efficacy in these patient populations, potentially challenging current treatment protocols. • The findings were presented to cardiologists and cardiovascular specialists at the American College of Cardiology's annual conference, the largest gathering of heart disease specialists.
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