Over the years gambling as affect the integrity of sports in several ways, several president of sports bodies I've had corrupt scandals due to gambling; based on conflicts of interest,match fixing and bribing. These ways has the capacity to undermine the integrity of sports.
Sports organizations and governing bodies often take measures, such as regulations and monitoring, to prevent these issues and protect the integrity of their competitions; despite that they are still corrupt scandals associated to sports. So the integrity of sports is highly question based on gambling the system.
In match fixing: the outcome of a game can be manipulated by reference or coaches for the interest of their betting profit, and for that reason distort the fairness of any game.
In conflict of interest:There is an obvious conflict of interest when players or team officials wager on their own games. They might put their own financial gain ahead of the integrity of the sport, which would result in dubious performances or results. What's your opinion.