UFC legend Randy Couture is in intensive care after suffering a heart attack.
The Octagon Hall of Famer, 56, was rushed to hospital in Los Angeles on Wednesday after feeling ill while working out.
Reports suggest he is expected to make a full recovery but will continue to be treated.
Long-term partner Mindy Robinson confirmed the news on social media.
She tweeted: “Yes, Randy had a heart attack yesterday.
“It’s an issue with him having naturally but unusually thick blood.
“We’ve been in the hospital for tests and observation and he is recovering well.
“He has and always will be…the toughest man I know.”
Couture, 56, is one of the greats of MMA, a three-time world champion and competed in a record 16 title fights.
The heavyweight is know for his victories over fellow legends such as Chuck Liddell, Tito Ortiz and Vitor Belfort.
He is also the only fighter over the age of 40 to win a UFC bout – and did it four times after hitting the landmark birthday.
Couture finished with a professional record of 19-11, with his last bout coming at UFC 129 – when he was 47.
Two years later he agreed to become a coach with rival promotion Bellator.
It was not just in the cage that he made a name for himself, either.
After retiring from MMA, the American turned to a new career in acting.
He appeared in The Expendables trilogy as well The Scorpion King 2: Rise of a Warrior.
On the smaller screen, he starred in Hell’s Kitchen, Whose Line Is It Anyway? and Hawaii Five-0.
Before MMA, Couture served in the US Army for six years and was a sergeant in the 101st Airborne.
As well as mixed martial arts, he also spend time as a wrestler and boxer but then decided to focus on the Octagon.
He was inducted into the International Sports Hall of Fame in 2012.
Couture – who was also the fourth member of the UFC Hall of Fame – has three children, Ryan, Caden and Aimee.
