742,678 articles

What kind of face mask gives the best protection against Covid-19?

Your questions answered on what type of mask to wear to cut the risk of getting Covid-19Coronavirus – latest updatesSee all our coronavirus coverageYes. Different types of mask offer different levels of protection. Surgical grade N95 respirators offer the highest level of protection against Covid-19 infection, followed by surgical grade masks. However, these masks are costly, in limited supply,...

Cancer treatment in young women need not mean the end of their fertility

The first long-term record of how cancer patients made use of their stored eggs and embryos after cancer treatment is presented today at the 36th Annual Meeting of ESHRE. The results demonstrate from the 20-year data how successful fertility preservation can be in these patients, especially those with breast cancer. Details of the analysis, covering the longest reported period of use, are...

Common hypertension medications may reduce colorectal cancer risk

People who take angiotensin converting enzyme inhibitors (ACE-i) or angiotensin II receptor blockers (ARBs) for conditions such as high blood pressure were less likely to be diagnosed with colorectal cancer after having a normal colonoscopy.This is the first study to show potential benefits on colorectal cancer development from these commonly prescribed hypertension medications, based on a study...

Epigenetics: What the embryo can teach us about cell reprogramming

Cell reprogramming provides an outstanding opportunity for the artificial generation of stem cells for regenerative medicine approaches in the clinic. As current cell reprogramming methods are low in efficiency, researchers around the globe aim to learn lessons from the early embryo which might lead them to a more efficient and faster generation of high-quality, fully reprogrammed stem cells.

Fathers are more likely to be referred for nutrition or exercise counseling

Fatherhood status has been linked to medical providers' weight-related practices or counseling referrals. A new study in the Journal of Nutrition Education and Behavior, published by Elsevier, found that overweight and obese men who are fathers were more likely than men without children to be referred for nutrition or exercise counseling.

Harmful microbes found on sewer pipe walls

Can antibiotic-resistant bacteria escape from sewers into waterways and cause a disease outbreak? A new Rutgers study, published in the journal Environmental Science: Water Research & Technology, examined the microbe-laden "biofilms" that cling to sewer walls, and even built a simulated sewer to study the germs that survive within.

New guideline: Don't routinely screen for EAC in patients with chronic GERD

A new guideline from the Canadian Task Force on Preventive Health Care, based on a rigorous systematic review of the latest evidence, found no benefit of routine screening for esophageal adenocarcinoma (EAC) and precursor conditions (Barrett esophagus and dysplasia) in patients with chronic gastroesophageal reflux disease (GERD). The guideline, published in CMAJ (Canadian Medical Association...

Coronavirus live news: India sees record new cases as Texas warns of overwhelmed hospitals

Iran sees highest daily deaths; UK government injects £1.57bn into arts and heritage; Spain puts part of Galicia back into lockdown. Follow the latest updatesIndia confirms record new casesTexas mayors warn of ‘serious trouble’ as cases surge across USGlobal report: second local lockdown in Spain; second wave in IsraelSee all our coronavirus coverage 1.22am BST In Australia, the ABC is...

Woman whose NHS cancer trial was halted seeks to buy drug privately

Psychologist was due to get life-saving NHS cancer treatment until coronavirus struck Coronavirus – latest updatesSee all our coronavirus coverageA psychologist denied access to a potentially life-saving cancer drug trial because NHS services were suspended due to Covid-19 is trying to raise £240,000 to buy the medicine privately.Wendy Peake said it was “shocking, absolutely shocking” that...


SUNDAY 5. JULY 2020


Starwatch: Venus catches the eye in the head of the Bull

Venus is back in our sky before the sun rises, and will rise earlier as July progressesVenus has returned to the sky. Following its passage between Earth and the sun on 3 June, it can now be seen in the pre-dawn sky. The planet is bright and unmistakable lying in the eastern sky. It is currently located in the constellation of Taurus, the Bull, directly in the group of stars that marks its head....

It is time we made masks compulsory | Letters

Countries where face mask use is widespread have seen fewer Covid-19 deaths, writes Prof David Smith, while Philip Rundall thinks shops should do more to encourage customers to wear themYour comment (Editorial, 2 July) that disparagement of face masks might have come at a cost is well illustrated by comparing different countries. In Hong Kong (population 7.45 million), a survey in March found that...

DNA Linked to COVID-19 Was Inherited From Neanderthals, Study Finds

A stretch of DNA linked to COVID-19 was passed down from Neanderthals 60,000 years ago, according to a new study.Scientists don't yet know why this particular segment increases the risk of severe illness from the coronavirus. But the new findings, which were posted online Friday and have not yet been published in a scientific journal, show how some clues to modern health stem from ancient...

Met police urged to investigate Dominic Cummings' trip during Covid-19 lockdown

Exclusive: ex-chief prosecutor’s lawyers say behaviour of Boris Johnson’s adviser warrants ‘thorough investigation’The Metropolitan police have been urged to launch an immediate investigation into Dominic Cummings’ trip from London to Durham at the height of the coronavirus outbreak by the former chief prosecutor for north-west England.Lawyers for Nazir Afzal have written to the Met...

WHO underplaying risk of airborne spread of Covid-19, say scientists

Open letter says there is emerging evidence of potential for aerosol transmissionCoronavirus – latest updatesSee all our coronavirus coverageThe potential for Covid-19 to spread through airborne transmission by lingering in the air is being underplayed by the World Health Organization, a group of scientists have said.In an open letter due to be published this week, 239 scientists from 32...

Fears of widespread disorder unfounded as English pubs reopen

Relief as concerns about overwhelmed emergency services fail to materialiseCoronavirus – latest updatesSee all our coronavirus coverageFears that emergency services would be overwhelmed after pubs and restaurants reopened in England have not materialised, according to initial reports.Ahead of pubs opening for the first time since 23 March, NHS England told hospitals and ambulance services that...

I've spent years taming the OCD monster. Coronavirus has ruined everything

I’d come to think of myself as a sad wizard, burdened with rituals to prevent catastrophes. Then the pandemic made those threats realFor many of us, coronavirus has inspired a bit of a germ obsession. We wash our hands until they’re chapped. We see other people as potential vectors. We wipe down our groceries with Lysol, apparently having decided that, if it comes to it, we’d rather die of...

If you’re over 75, catching covid-19 can be like playing Russian roulette

Are you hiding from covid-19? I am. The reason is simple: the high chance of death from the virus.  I was reminded of the risk last week by this report from the New York City health department and Columbia University which estimated that on average, between March and May, the chance of dying if you get infected by SARS-CoV-2 was 1.45%. That’s higher than your lifetime chance...

Former WHO director Anthony Costello: 'Opening pubs before schools says something about our priorities'

The paediatrician and member of Independent Sage on Matt Hancock, the likelihood of a vaccine and why 50,000 deaths were preventableAnthony Costello is a paediatrician and international expert on child health who has been an outspoken critic of the British government’s response to Covid-19. He is a member of Independent Sage, a group of experts set up to provide “robust, independent advice”...

What kind of face mask gives the best protection against Covid-19?

Your questions answered on what type of mask to wear to cut the risk of getting Covid-19Coronavirus – latest updatesSee all our coronavirus coverageYes. Different types of mask offer different levels of protection. Surgical grade N95 respirators offer the highest level of protection against Covid-19 infection, followed by surgical grade masks. However, these masks are costly, in limited supply,...

Risks, R numbers and raw data: how to interpret coronavirus statistics

Covid-related facts and definitions are confusing, and as lockdown is eased, clarity is more important than ever Coronavirus – latest updatesSee all our coronavirus coverageWe’re finally over the first peak of the epidemic, but the numbers relating to the virus keep on spreading. Sometimes, however, things get lost in translation from the spreadsheet to the article, broadcast or tweet....

‘It's a tsunami’: Covid-19 plunges Latin America back into poverty and violence

Years of social progress have been reversed by the virus, amid accusations that politicians have been fatally ineptCoronavirus – latest updatesSee all our coronavirus coverageAs coronavirus galloped through Latin America in late April, the mayor of Manaus was in despair. “The outlook is dismal,” Arthur Virgílio admitted as gravediggers in the Amazon’s largest city piled coffins into muddy...

The latest findings on the MOSAiC floe

The New Siberian Islands were the birthplace of the MOSAiC floe: the sea ice in which the research vessel Polarstern is now drifting through the Arctic was formed off the coast of the archipelago, which separates the East Siberian Sea and the Laptev Sea to the north of Siberia, in December 2018.


SATURDAY 4. JULY 2020


Stop making sense: why it's time to get emotional about climate change | Rebecca Huntley

The science has been settled to the highest degree, so now the key to progress is understanding our psychological reactionsIt took me much longer than it should have to realise that educating people about climate change science was not enough. Due perhaps to my personality type (highly rational, don’t talk to me about horoscopes, please) and my background (the well-educated daughter of a high...

WHO says trials show malaria and HIV drugs don't cut Covid-19 hospital deaths

Hydroxychloroquine and lopinavir/ritonavir not found to help patients in hospitalCoronavirus – latest updatesSee all our coronavirus coverageThe World Health Organization (WHO) said on Saturday that it was discontinuing its trials of the malaria drug hydroxychloroquine and combination HIV drug lopinavir/ritonavir for patients in hospital with Covid-19 after they failed to reduce mortality.The...

London hospital starts virtual ward rounds for medical students

Imperial College doctors with AR glasses examine patients as trainees watch remotelyCoronavirus – latest updatesSee all our coronavirus coverageA flock of students stumbling after a consultant on a ward round has long been a familiar sight in hospitals. Perhaps not for much longer though – a university has pioneered the use of augmented reality to allow students to take part from home.Imperial...