Jason Momoa was devastated when Emilia Clarke, co-star of "Game of Thrones," was a victim of a cerebral aneurysm

When Emilia Clarke, star of "Game of Thrones", suffered a cerebral aneurysm, she was not the only one to be terrified.

His co-star Jason Momoa revealed that he was afraid of losing his friend and admired him for bravery for revealing what was once a secret struggle against a life-threatening illness.

"It's been a long time since I was part of this whole situation, so we had so many fears and trying to find the right way out and help," Momoa, 39, said. Entertainment Tonight. "I just think it's beautiful … that she's so brave in helping the world and trying to raise awareness."

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"I am very sad because we almost lost it the first time," said the star "Aquaman". "So, I love her in crumbs and she's here and she's going to do great things with that and teach the world."

In an essay released last month, Clarke, 32, revealed that she had suffered a ruptured brain aneurysm in 2011 while she was working with her trainer.

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"The diagnosis was quick and threatening: subarachnoid hemorrhage, a life-threatening stroke, caused by bleeding in the space around the brain," she wrote. "I had an aneurysm, an arterial rupture. As I learned later, about one-third of HSA patients die immediately or soon after. For patients who survive, urgent treatment is necessary to seal the aneurysm, as very high risk of a second bleeding, often fatal. If I wanted to live and avoid terrible deficits, I would have to undergo urgent surgery. And, even in this case, there was no guarantee. "

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The star "Solo" suffered several brain surgeries and a strenuous recovery process after another aneurysm was discovered on the other side of the brain – and the HBO fans were not the wisest because its performance had never suffered. She "survived," she added, adding that "in the years following my second surgery, I healed beyond my most unreasonable hopes." I am now one hundred percent . "