He was taken by helicopter and then ambulance to the hospital in Chiang Rai were the first four boys, who were rescued on Sunday, are now being held in quarantine as they undergo tests.
A source involved in the rescue mission who saw two of the four boys walk out of the cave said that they looked exhausted but healthy.
He said rescuers would resume an operation to retrieve a remaining five people in about 20 hours' time.
Medical staff involved in the rescue mission said their first assessments when the boys arrived at the hospital focused on their breathing, signs of hypothermia and an airborne lung infection known as "cave disease", which is caused by bat and bird droppings and can be fatal if untreated and allowed to spread to other parts of the body.
They are still being quarantined from their parents because of the risk of infection and would likely be kept in hospital for a week to undergo tests, officials said.
Rescue operations chief Narongsak Osottanakorn described Sunday's initial rescue bid as "D-Day" when it was launched, and there were fears that any one of many potential pitfalls could prove deadly.
They were celebrating a second triumph after divers guided four more boys through tight passages and flooded caverns to safety Monday.
The members of the "Wild Boars" team, aged between 12 and 16, were guided to safety through the twisting, submerged passages of the cave complex by a team of worldwide expert divers flanked by Thai Navy Seals over two days in a meticulously planned operation.
Bye Bye To The B- IHOP Is Back
The pancake restaurant tweeted on Monday: "We're giving away 60¢ short stacks on July 17 from 7a-7p for IHOP's 60th birthday". IHOb has officially returned to calling itself IHOP - and admitted the change was all part of a publicity stunt.
By last night, elite divers had managed to bring out eight members of the football team which included 12 boys and their 25-year-old coach.
Authorities have been rushing to extract the boys, ages 11-16, and their coach from the cave as the annual monsoon bears down on the mountainous region in far northern Chiang Rai province.
Pad kra pao, a Thai chicken dish, was said to be the first meal that the four boys asked for.
"The water level is still at a satisfactory level and we have enough teams to complete the mission", Narongsak said on Monday.
"The divers that were assembled from many countries are proud to have conducted this operation until its success", Narongsak said.
Cave rescue experts have said they consider an underwater escape to be a last resort, especially with people untrained in diving. Add Thailand Cave Rescue as an interest to stay up to date on the latest Thailand Cave Rescue news, video, and analysis from ABC News. However, they ended up starting the rescue effort a few hours earlier than planned.
An ambulance carrying one of the boys rescued from the Tham Luang cave network on Sunday.
More worrying, however, oxygen levels in the chamber where the boys sought refuge were falling.
With Monfils 30-0 up serving for the set at 5-3 up, Anderson found something extra to win the next four points in a row to break. A few praised the legend, while the others, very cheekily said, Federer needed some more practice in cricket.
Kavanaugh also worked with special counsel Ken Starr during the Whitewater investigation of President Bill Clinton . Joe Donnelly of Indiana, Heidi Heitkamp of North Dakota and Joe Manchin of West Virginia will be prime targets.
He spoke glowingly of Gareth Southgate's England side, even if he acknowledged that Croatia would be their toughest opponents yet. It has been 28 years since that summer in Italy when England failed to win the penalty shoot-out and reach the last match.
Boris Johnson's resignation was announced as David Davis was partway through an LBC interview - this was his instant reaction. The resignations of two of her most senior Cabinet ministers comes amid growing talk of a leadership challenge.
And Jones, with one final burst along the wall, came out ahead. "It's aggressive speedway racing", Stenhouse said. Only 20 of the 40 cars that started the race were running at the finish, and only 13 finished on the lead lap.
Speaking after the race, Bottas said that whilst the team gambled for a race win and lost, " one day " they will win that gamble. Lewis Hamilton battled back from last to second as his championship rival Sebastian Vettel won a dramatic British Grand Prix .
The Senate leader previously received public flak for his support of the Trump administration's tough immigration policies. Later in the day, McConnell was leaving dinner at Bristol Bar & Grille in Louisville when protesters stormed his vehicle .
While they have a case when it comes to political symbols and the like, this is merely a player remembering his friend who died. England trio Harry Kane , Kyle Walker and Harry Maguire are looking to guide their side to only their second World Cup final.
This being both a JJ Abrams production and a new Star Wars movie, that is the sum total of the information we have at this time. Previously set for a May 24, 2019 release date, the film will now arrive on December 20, 2019.
With customary fanfare, Trump unveiled his choice to replace retiring Justice Anthony Kennedy on prime-time TV. He helped finance his law degree at the Georgetown University Law Center by driving a taxi.
Russia's fairytale World Cup run ends in tears
A number of other Croatia players received massages and stretched legs before extra time and the shootout. "That's not our style". Then it paid them the highest compliment possible by declaring: " Russia knows how to play football".
LiAngelo Ball joining JBA League this week
Of course, his playing for the Bruins was derailed in November 2017 following a shoplifting arrest in China. LiAngelo will join his little brother's team, the Los Angeles Ballers.
EPL Star Among Possible Replacements For Ronaldo At Real
Juventus have been dominating the Italian top flight for several years now, yet the Champions League continues to elude them. However, there would also be little surprise if he opted to stay put despite all the speculation over his future.
These two judges are favorites to win Supreme Court nod
The others are Republican targets for the confirmation vote who come from Trump-won states where they face re-election this fall. President Donald Trump: "Well, it's still-let's say it's the four people, but-and they're excellent, every one".
Former Trump chauffeur sues, claiming years of unpaid overtime
Just previous year , a supply company claimed they were never paid for paint that was used to re-paint Trump's luxury golf resort. While Trump is "purportedly a billionaire, he has not given his personal driver a meaningful raise in over 12 years!" it alleged.
Erdogan sworn in under new ruling system
State television channel TRT broadcast Erdogan's described Monday's swearing-in as the "first day of the new Turkey". No major Western leader featured on a list of 50 presidents, prime ministers and other high-ranking guests.
Pakistan eliminate hosts Zimbabwe from Tri-Nation T20I series
Having said that, it would have been hard to pick a week all calendar year where this particular series would take centrestage. The talk around the Zimbabwe camp leading into the game was the inclusion of the big-hitting Cephas Zhuwao in a must-win game.