By Joe Strange for MailOnline
Published: 09:17 GMT, 21 January 2020 | Updated: 09:33 GMT, 21 January 2020
Formula One legend Michael Schumacher is 'very altered and deteriorated' six years on from his horrific skiing accident, a leading neurosurgeon has warned.
The former Ferrari driver, 51, suffered a near-fatal brain injury back in December 2013 when he fell and hit his head on a rock while skiing off-piste in the French Alps.
Schumacher is now out of a long-term coma, but Nicola Acciari, who works for a hospital in Bologna, claims he is now 'a person very different from the one we remember on the track'.
Michael Schumacher poses with his wife Corinna while skiing in northern Italy in 2005
Schumacher, pictured with Corinna in 2011, will be 'very altered', according to a neurosurgeon
The seven-time world champion has since been cared for at his Lake Geneva mansion by his wife Corinna and their two children Gina-Marie, 22, and Mick, 20.
They have kept updates on his health to a minimum since the accident, with Jean Todt, his former manager at Ferrari, revealing last year that Schumacher was 'still fighting'.
However, Acciari believes that Schumacher is now nothing like the man who dominated F1 between 1994 and 2004.
'We must imagine a person very