The 65-year-old singer was recently taken to hospital after a doctor was called when he fell ill.
According to UK newspaper Daily Mail, the star had to cancel an appearance at an event for the 2012 Olympics.
Ferry's spokesman said: 'He has been feeling unwell and is having tests.'
There were reports that some of his upcoming shows are set to be cancelled because of his health.
However Murray Chalmers PR dismissed the rumours on their Twitter page.
A message said: 'Bryan Ferry's upcoming solo dates are definitely going ahead, contrary to some reports today.'