ST MORITZ, Switzerland, Dec 10 (Reuters) - Alpine ski great Lindsey Vonn said she felt stronger, fitter and faster as the American prepares for what would be an extraordinary Olympic comeback at the age of 41.

The 2010 Olympic downhill champion spoke to media in the Swiss resort of St Moritz on Wednesday after setting the pace in first training for her opening downhill of the World Cup season on the Corviglia piste.