The Portuguese winger underwent ankle surgery after Euro 2008 and it
emerged that the 23-year-old had been competing while injured for the
latter half of last season.
However, media reports suggest that Ronaldo is ahead of schedule on his recovery from the troublesome knock.
South
Korean international Park Ji-Sung and Owen Hargreaves also returned to
training this morning, although Monday’s clash with Portsmouth comes
too early for the pair.
The reigning English and European
champions face a sequence of away matches in the Premier League, first
at Fratton Park, then at Liverpool and Chelsea respectively.