The Australians had been relaxing by playing golf in the city during a week-long break between games. No one else was hurt in the incident.
Head, who fractured his left hand during Australia's South Africa tour last month, missed his team's first four matches at the World Cup in India.
Australia head coach Andrew McDonald fears there could be more COVID-19 cases in their T20 World Cup squad after Adam Zampa and Matthew Wade contracted the virus midway into their title defence.
Australia coach Andrew McDonald made no bones about his team's capitulation in the second innings of the second Test in Delhi.
Australia's batter Mitchell Marsh said he has no desire to open the innings in Test cricket once David Warner retires.
Australia's star batter Travis Head believes opening the batting in Test cricket is a "specialist job" and has ruled himself out of contention to replace veteran David Warner.
McDonald 'disappointed' with McCullum's comment post Bairstow dismissal
Pat Cummins is unsure whether he will continue as Australia's One-Day International captain after the World Cup, but is looking to return to the Indian Premier League next season in preparation for the Twenty20 showpiece.
Former New Zealand captain Daniel Vettori has been appointed an assistant coach of Australia after working with the squad during the white-ball component of the Pakistan tour.
Former Australia player Shane Watson said star all-rounder Cameron Green has all the means to succeed as a Test opener.
Ending up in hospital after a late-night party in Adelaide was 'less than ideal', conceded Australian swashbuckler Glenn Maxwell.
McDonald will lead Australia through a busy year which includes Test tours of Sri Lanka and India, and the T20 side's World Cup defence on home soil.
'He's come back and he's taken his opportunities, got himself into the squad and now he's obviously likely to bat in the top-four throughout the World Cup.'
The Australian players paid homage to Pat Cummins's mother who passed away on Thursday.
Pat Cummins may be undecided about his future as Australia's One-Day International captain after the World Cup but few of his compatriots will be urging him to stand down after his efforts in India.
Fascinating glimpses from Day 5 of the fourth and final Test between India and Australia.
Nathan Lyon has offered his services to Australia for the ongoing World Cup in India, declaring he has recovered from a calf injury and is available for selection if required.
Australia call up left-arm spinner Kuhnemann for India tour
'We've got some areas we can improve, there's some growth within the team and there's two obvious ones.'
No one expected Australia to win after they lost 8 wickets, but they didn't reckon with Pat Cummins and Nathan Lyon.
'There will be an extended period of time out and we're just going to weigh whether that time falls potentially with an option to carry him through the front half of the World Cup.'
For Pat Cummins's side, the addition of Flower to the coaching staff will only add more to the expectations as they strive to become the first Australian team to win an Ashes series in England since 2001.
Probably the pitch is playing on Australians' mind before the big match.
Australia suffered a big setback after senior fast bowler Josh Hazlewood was ruled out of the World Test Championship final against India.
David Warner said he will call time on his Test career after playing against Pakistan at the Sydney Cricket Ground (SCG) next January.
'Any time Smith and Stoinis are there there's a chance. They are both quality players and given the opportunity, they would have taken the match closer.'
The 39-year-old will resume his duties with the Australian men's team at the conclusion of the IPL.
The T20 World Cup is set to be played in October-November, with Australia beginning their title defence
Batting great Matthew Hayden is ready to help Australia solve their batting woes in the ongoing four-Test series if asked.
David Warner will have a big Ashes and have backed him to deliver at the top of the order.
Andrew McDonald believes the biggest challenge for his side in the upcoming Border-Gavaskar Test Trophy will be to tackle 'slide spin'
The in-demand Andrew McDonald announced a three-year deal last week to coach Indian Premier League side Rajasthan Royals.
'I think our training wickets have been really difficult as well. So it's been nice to actually stand in a training wicket and keep to our bowlers.'
McDonald said team management were continually talking to senior players about their plans.
'We'll see how he goes in the build-up and make that decision when we get on the ground in India'
Rajasthan Royals on Monday appointed former Australian all-rounder Andrew McDonald as their new head coach for a three-year term.
Inglis sustained an injury in a freak accident while playing golf.
Resurgent Australia stand between unblemished India and World Cup glory
Smith may lead Asutralia in the fourth and final Test against India as regular captain Pat Cummins stays put in Sydney.
'The next game's not until August next year so that gives him a lot of time to repair if he's willing to go on, if not I'm sure over the next couple of weeks he'll have a think about that and call it.'