Atlas, who has trained former world champions including Michael Moorer and Mike Tyson, said Ruiz had 'a problem with eating' and that he would have to undertake strict measures should they work together.

The world heavyweight champion is following government guidelines around self-isolation but has shown no symptoms of the deadly disease, which threatens to derail his fight with Kubrat Pulev.

With the country currently in near-lockdown, the world heavyweight champion admitted he wanted to show his gratitude towards all workers helping those affected.

The promoters were hopeful that the much-anticipated 'Battle of Britain' showdown would be held in December, but the health emergency has disrupted the sporting world's calendar.

This week the British Boxing Board of Control pulled all fights until the end of April, with Anthony Joshua's June 20 clash with Kubrat Pulev also under threat of postponement.

Anthony Joshua's promoter Eddie Hearn has vowed to reward NHS staff fighting the coronavirus pandemic with free tickets to all his major boxing shows over the next 12 months.

Anthony Joshua's first defence of the world heavyweight titles he won back from Andy Ruiz Jr in December is set to be postponed by over a month due to the ongoing coronavirus pandemic.

The heavyweight fighter, who has previously acted as Anthony Joshua's sparring partner, posted the video at the weekend to his 7,000 followers.

Anthony Joshua's world title fight with Kubrat Pulev that was scheduled for June 20 at the Tottenham Hotspur Stadium, has been postponed.

With boxing rightly taking a step out of the ropes, a magnitude of fighters have decisions to make about their impending or any possible bouts. Sportsmail takes a look at the options for the top heavyweights.

Kubrat Pulev will donate half of his expected £4million purse from his world heavyweight title fight against Anthony Joshua to help medical workers fight the coronavirus.

There will be no boxing behind closed doors in Britain before the coronavirus lockdown is lifted, along with all social distancing measures.

JEFF POWELL: Chisora knows there is likely to be a log-jam once the UK opens up to a staging of Anthony Joshua's defence of his belts and Dillian Whyte's attempt to cement his challenger position.

The Gypsy King was due to face Deontay Wilder for the third time this summer, but that showdown is now unlikely to take place until November or December.

JORDAN SEWARD: ESPN revealed that talks over a blockbuster clash between the Brits for December are underway with Saudi Arabia provisionally laying down a lucrative £400m offer to host the fight.

EXCLUSIVE INTERVIEW BY RIATH AL-SAMARRAI: For once, the old salesman cannot come up with a figure. He has a think but struggles to settle on how long had passed before he went back to work.

Whyte, who lost to Joshua in 2015 having previously beaten him at amateur level, has revealed he thinks the prospect on the table of the two Brits colliding again was a publicity ploy by Joshua.

Fury and Joshua are on course for an all-British heavyweight dust-up, with the pair holding all five of the division's reputable belts but the 'Gypsy King' says he's 100% confident of winning that fight.

Chinese anaesthetist Dr Dong Tian, 29, died in March after suffering a stroke following a 35-day battle with COVID-19. US doctors have seen a seven-fold increase in stroke patients under 50.

A test made by Chinese manufacturer Wondfo was found by US researchers to be just 3.2 per cent less sensitive than the machine used to evaluate testing kits at the University of Oxford.

Tedros Adhanom Ghebreyesus said the UN agency had sounded the highest level of alarm over Covid-19 early on, but lamented that not all countries heeded its advice.

Maatje Benassi and her husband Matt described the 'nightmare' of their ordeal to CNN, saying their lives have been turned upside down since the theory began spreading on social media.

Perth-based Linear Clinical Research will trial a 'ground-breaking' potential vaccine being developed to help the body produce antibodies to fight the coronavirus.

The Chinese capital city passed a new law on Friday to impose severe punishment on people who hunt, trade and eat wild animals across the city in the wake of the coronavirus crisis.

Ambassador Cheng Jingye said on Monday that Australia's push for an inquiry into the origins of the virus could result in Chinese citizens rejecting Australian products.

President Donald Trump said Monday from the White House: 'Germany's looking at things, and we're looking at things, and we're talking about a lot more money than Germany's talking about'.

Authorities from the Chinese eastern province Zhejiang claimed Monday that none of the 1,500 students who showed high body temperatures was diagnosed with coronavirus.

Zhang Jingjing, 32, died from a cardiac arrest earlier this month after working day and night to save patients during a two-month mission to Hubei, the former ground zero of the outbreak.

The kits were reportedly produced by Chinese firms Guangzhou Wondfo Biotech and Zhuhai Livzon Diagnostics. Pictured: Wondfo's test, which was recently rejected by the British Government.

Putin said Russia had not yet reached its peak of virus cases as he announced that the 'non-working period' would continue past its previous deadline of April 30.

Major retailers such as Amazon and Walgreens appeared to be experiencing shortages of the medication.

The testing for China's fourth vaccine candidate has started today, said China National Biotec Group. It comes as CDC chief said that China could have its first coronavirus vaccine ready by autumn.

The new modeling is based on a nationwide shutdown of non essential services from April to September, meaning if the pandemic persists, the losses could be significantly higher.

Australia is standing firm in its calls for an independent probe into the origins of COVID-19. China has dismissed any potential investigations, describing the proposal as a 'political manoeuvre'.

Digital share broker CommSec, which provides financing to buy shares, is predicting Australia's border closures will cause immigration levels to plummet to levels that will harm the economy.

Warwick Smith has resigned as chairman of the National Foundation for Australia-China Relations as government officials clash over China's response to the coronavirus pandemic.

China's ambassador to Australia has bizarrely denied that 'wet markets' even exist in the Communist nation as the country continues to deny that the outbreak began in Wuhan.

The virus hits men harder as they suffer more severely and have a death rate that is around 2.5 times higher, researchers from China found.

A comment article in the People's Daily , which parrots the views of the Chinese government, said Mr Morrison is targeting China to score political points with the Australian public.

The actress, 37, said she first heard about the Covid-19 pandemic at the World Economic Forum in January as the outbreak was taking hold in China.

New charity Mail Force has brought 20 tons of vital coveralls and masks - worth over £1 million - fresh from China. The packages are destined to help NHS tackle a dire shortage of equipment.

Dr Zhang Jixian, 54, has been hailed by China as the first person to report the virus to local officials. She found out that the disease was contagious in December after treating a family of three.

Shi Zhengli, a lead researcher at the Wuhan Institute of Virology, said the pathogen in the report was different from the strain of coronavirus that has triggered the pandemic.

China suggested Tuesday that Donald Trump is 'blackmailing' them by blaming Beijing for the coronavirus pandemic and demanding it pay compensations to the U.S.

The Jade Spring Hill, located in north-western Beijing, is a villa complex for China's Central Military Commission. A report suggested that party officials fled there amid coronavirus outbreak.

The Morrison government stood firm on its calls for an independent probe into the origins of COVID-19. In response, Chinese diplomats threatened to cut economic ties with the country.

Victorian China Consul-General Zhou Long arrived alongside billionaire miner Andrew Forrest at the official ministerial event in Melbourne on Wednesday evening.

Dr Scott Gottlieb, who led the FDA between 2017 and April 2019, says its vital the US manufactures the first coronavirus vaccine because it will then be the first nation to recover.

Jingye Cheng triggered a diplomatic firestorm by warning Scott Morrison's push for an inquiry into the origins of coronavirus could lead to a boycott of Australian food, universities, and tourism.

The Morrison government has called for an inquiry into the origins of coronavirus and accused China of not being 'transparent' about how it dealt with the outbreak.