Preliminary results of New York state testing of hydroxychloroquine to treat some 600 coronavirus patients suggest those treated with the drug fare no better than those who did not receive it.

DARPA is making a new kind of coronavirus test that looks for an immune response to coronavirus. It may detect the virus much earlier than current diagnostics. DARPA has filed for FDA authorization.

Social media is awash with data and graphs, which all seem to point to the same grim conclusion: that the UK is one of worst affected countries, with our virus death toll approaching a chilling 30,000.

US researchers have published early data which suggests a drug, called remdesivir, pictured, could effectively treat people with coronavirus.

Two hormone treatments used in prostate cancer patients will be available before chemotherapy, as hospitals try to keep patients away from hospitals during the coronavirus crisis.

The adult entertainment industry launched an STI testing and contact tracing program, like what's needed for coronavirus, to stop the spread of HIV. It hasn't been transmitted on regulated sets since 2004.

Dermatologists have warned of five skin conditions after studying 375 patients. The most common, affecting half, was a rash of either flat or raised bumps

Data from a project led by University of Oxford researchers shows that Britain's rate of 394 deaths per million is the fourth worst in world behind Italy, Spain and Belgium.

The map, created by the Office for National Statistics, shows deprived regions in England and Wales are suffering 55 deaths per 100,000 people, compared to 25 deaths in affluent areas.

Dr Paul Hunter, a medicine lecturer at the University of East Anglia, said it was 'valid' for people to be tested more than once and that tests are not perfect so may have to be repeated.

DR MICHAEL MOSLEY: Like many, I've long believed that our relentless use of social media is, for want of a better term, rotting our brains.

Evidence suggests the biggest risk factor for death by Covid-19 is age, but scores of pensioners are bucking the trend by managing to shake off the killer infection.

DR ELLIE CANNON reveals how the oximeter, pictured, a simple tool available easily on the high street, can help catch Covid-19 before it turns deadly.

DR ELLIE CANNON: The Mail on Sunday's GP discusses B&Q reopening, pictured, how to obtain a free test, whether it's safe to hug grandchildren and more in this week's column.

EVE SIMMONS: Becoming infected with coronavirus undoubtedly tops the list of current health fears for most Britons. But getting fat seems to come a close second.

Dr Giorgio Gentile gave Leonard Whitehurst, being treated at Royal Cornwall Hospital, the drug tocilizumab as a last ditch attempt to save his life. He had heard promising results from early trials.

Gillian Assor (right), 50, who runs a nanny agency, lives in Hertfordshire, with her husband David, 51, and their children Benjamin, 23, Oliver, 21, and Isabel, 19. They came across Tommy (left).

As many as 400,000 people a year in England and Wales are told they've reached the end of their treatment options, according to charity Marie Curie.

DR MARTIN SCURR: Any persistent problem can be terribly frustrating but it is not the Barrett's oesophagus (pictured) that is causing your symptoms.

New research has shown that our response to infection changes over the course of each day, and - even more importantly - that sleep disruption can leave our immune system compromised (file photo).

A new study from Rush University Medical Center looked at the protein, known as suPAR, is a marker of disease severity and aggressiveness as well as activating of the immune system.

History shows how lethal disease pandemics have a habit of seeming to shrink away - but then returning suddenly in subsequent waves. Chillingly, these latter waves can prove far deadlier.

One sample collected from an Arizona coronavirus patient showed a deletion of 81 genetic 'letters' that suppresses the virus's ability to fight the human immune system, also seen as SARS began to fade.

Scientific evidence suggests that people who are overweight - which two thirds of adults in the UK are - have a 39 per cent higher risk of dying if they catch the coronavirus.

Defra confirmed it is conferring with scientists about whether wastewater can help trace the spread of the deadly infection. It could become part of the government's plan to ease Britain out of lockdown.

Sir Patrick Vallance told MPs on the Health and Social Care Select Committee that masks could have a 'marginal but positive' impact on curbing transmission of the life-threatening infection.

An interactive map using data from the Office of National Statistics (ONS) has revealed hundreds of towns and villages which have avoided a single Covid-19 fatality during the pandemic.

Doctors say they're being inundated with calls about COVID toes, mysterious bruises, rashes and lesions on their feet, who don't have other traditional symptoms such as fever and coughing.

In the new survey, from PR firm Bospar, researchers found those between ages 18 and 24 were the least likely to get vaccinated against the coronavirus with only 57.8% saying they'd get the jab.

Researchers at Los Alamos National Laboratory have discovered a mutation to the coronavirus's spike protein that may make it more infectious - and it has spread around the globe.

A new study, led by Tsinghua University. found that recovered coronavirus patients had varying antibodies such as immune cells that stop the virus from attaching to our cells.

British researchers modelled how the virus would spread in three scenarios - if Italy stayed in quarantine or if movement returned to pre-lockdown levels by 20% and 40% (shown in red).

Researchers from Edinburgh and London say the approach, dubbed 'segmentation and shielding', is the only way to get the UK back to normal without overwhelming the NHS.

Experts at Florida Atlantic University conducted an experiment using a mannequin and laser lights. Health officials recommend a safe distance of six feet (two metres).

Health officials are introducing a voluntary healthy lifestyle and exercise program for the town of Huntington, Long Island, which includes free nutrition advice and fitness classes.

A new survey from The Ohio State University Wexner Medical Center found that 80% said they would be concerned to go to a scheduled prenatal appointment amid the coronavirus pandemic.

GPs and councils in England were promised the results from hundreds of thousands of swabs carried out at drive-through centres after the UK shifted to 'pillar two' of its testing scheme.

Professor Susan Jebb, of Oxford University, urged Brits to stop buying junk food and only have healthy food in their house, and told them to exercise to avoid the temptation of the biscuit tin.

Experts say the vulnerability of health systems in Eastern Europe spurred leaders into decisive action while governments in the west felt a 'greater sense of complacency'.

A new study from San Raffaele Hospital in Milan, Italy, found that 72% of 29 coronavirus patients given anakinra, an arthritis drug, had improved respiratory health and markers of inflammation.

SIR CLIVE WOODWARD: Eddie Jones faces some of the toughest decisions of his coaching career on Monday when he names his World Cup squad. He will never forget the calls he makes.

SIR CLIVE WOODWARD: England missed out on the scoreboard in Cardiff - and they missed a huge learning opportunity. What did they gain from the match? Not much. What did they learn? Not much.

SIR CLIVE WOODWARD: This was a real statement win from England and Twickenham was buzzing as the crowd realised they have a team who can cause real damage at the World Cup.

The 2019 World Cup is just a week away and England will be confident going into the tournament. But who is going to win? SIR CLIVE WOODWARD predicts who could win the whole thing.

SIR CLIVE WOODWARD: So what can we expect in Japan? Well, for me it's an inspired choice and for all sorts of reasons. Japan knows how to organise major tournaments and this will be a triumph.

The Rugby World Cup is just round the corner and Sportsmail has everything you need to know. SIR CLIVE WOODWARD has the lowdown on every team in the tournament in Japan.

SIR CLIVE WOODWARD - WORLD CUP WINNING COACH: The World Cup is up and running and my only concern about England against Tonga is evidence of discipline.

SIR CLIVE WOODWARD: It is not often you get a full nineday lay-off in tournament rugby these days and using this period to optimum effect is important for Eddie Jones and England.

SIR CLIVE WOODWARD: We have often seen short-handed teams raise their game significantly, while those with a full complement can take their foot off the gas and struggle.

SIR CLIVE WOODWARD: Rugby World Cup has been very unlucky, nature can completely take over sometimes, but were their contingency plans robust enough to deal with it this weekend?