A helmet cam that Michael Schumacher was wearing at the time of his skiing accident is being examined for further clues.<br /><br />Fans projected a message of support onto Grenoble hospital for his 45th birthday, where he is being treated for serious head injuries. <br /><br />Ferrari club members also arrived in Grenoble, many with personal messages of support. <br /><br />Schumacher secured 72 of his 91 F1 wins with the team and is considered an iconic part of their racing pedigree.<br /><br />Over a 19-year career, he garnered seven world championships, eclipsing Argentinian Juan Manuel Fangio’s five titles to become the most successful F1 driver in history.<br /><br />It was a keen racing brain allied to a raw natural driving talent that kept him at the top for so long. But his technical feedback also helped Ferrari to six successive Constructor’s Championships. <br /><br />Schumacher was skiing off-piste in the French alpine resort of Meribel when he hit his head on rocks. <br /><br />Doctors have confirmed signs of improvement but reiterated that he is still in a serious condition.
