Berlin:Brazilian strike Ronaldo has been marred with controversies this World Cup, first President commented on his increasing waistline. Ronaldo who jogged around in the first match was substituted amidst whispers that he looked unfit. The world cup has not been too kind to Ronaldo till now. The striker was taken to a clinic complaining of dizziness and headaches on Wednesday. But fortunately for the 29-year-old the medical tests found nothing wrong with him.