Thanking the medical staff at the Intensive Care Unit of the hospital where he is admitted, the 52-year-old actor wrote: "Thank you renowned medical ICU team for beginning this journey."

The actor has actively been sharing updates on his health on his social media accounts.

Earlier this week, he posted a video from what he described as "A "not no great" ICU DAY, turned to amazing spa day."

He was gravely injured in a snow ploughing accident on New Year's day.

Renner was nominated for the Academy Award for Best Actor for his performance in The Hurt Locker (2008) and for the Academy Award for Best Supporting Actor for his performance in The Town (2010).

Renner played Clint Barton / Hawkeye, a member of the Avengers in several Marvel Cinematic Universe films and television series beginning in 2011 film Thor, leading to the central title role in the Disney+ series Hawkeye (2021).

He also appeared in Mission: Impossible – Ghost Protocol (2011), The Bourne Legacy (2012), Hansel and Gretel: Witch Hunters (2013), American Hustle (2013), Mission: Impossible – Rogue Nation (2015), and Arrival (2016).