Quoted by the Times:

Kerry Packer had already experienced eight heart attacks and after one of them, while playing polo in Sydney, the Australian media magnate technically “died” on October 7, 1990. His heart stopped beating for seven minutes before he was revived.

The experience did nothing to change Packer’s robust, if tenuous grip on life. “I’ve been to the other side”, he said. “And let me tell you, there’s nothing there”.