May 2 is World Asthma Day. More than four million people suffer from this respiratory disease in France.

For a long time, medication and rest was prescribed as a treatment, limiting physical activity to avoid seizures. However, recent scientific studies show that sport is good for asthmatics.Running, swimming, football, all sports are allowed. On the other hand, it is necessary to avoid outdoor training during pollution peaks, periods of extreme cold or high heat. Just follow a few precautions before a session. "You have to have your rescue treatment on you," says Dr. Françoise Pariente Ichou.