Originally Posted by Rupert Pupkin

One issue that could be a concern with synthetic tracks is the long term health risks of swallowing rubber and synthetic fibers. The chances are that most come-from-behind horses are going to swallow some dirt whether they are on a synthetic track or a natural track. I can't tell you what the long-term health consequences are of swallowing rubber and synthetic fibers but it seems like it certainly could not be good.