New Delhi, March 20 -- Chuck Norris, the martial arts grandmaster, breathed his last on Thursday, with the family describing his death as a "sudden passing". However, several theories are swirling on social media regarding the cause of his death.

The Delta Force and Walker, Texas Ranger star was hospitalised in Hawaii after an unknown incident occurred on the island of Kauai. Confirming his death on Instagram on Friday, the family said that "While we would like to keep the circumstances private, please know that he was surrounded by his family and was at peace."

Neither the Norris family nor any official authority has confirmed the cause of death. However, several claims have surfaced among fans suggesting the actor may have suffered a ...