The answer is that the International Olympic Committee (IOC) has recognised the World Bridge Federation as a sport organisation, and as such, bridge is subject to the same regulatory environment as any other Olympic sport.
Tourette Syndrome is one type of Tic Disorder. Tics are involuntary, repetitive movements and vocalizations. They are the defining feature of a group of childhood-onset, neurodevelopmental conditions known collectively as Tic Disorders and individually as Tourette Syndrome, Chronic Tic Disorder (Motor or Vocal Type), and Provisional Tic Disorder.
Tourette Syndrome (TS) is a neurological movement disorder that is inherited. It affects between 100,000 to 200,000 people in the United States.About 1 million Americans may have very mild symptoms of TS. A person with TS makes involuntary and repeated body movements, called tics..o, having tics does not necessarily mean that one has TS. Traumatic injury to the brain can also cause tics. For example, a car accident could damage the brain and leave a person with tics. Tics can also result from neurological disorders such as encephalitis and Huntington's disease.