Fans of the roller of all ages are becoming more and be counted in millions. Unfortunately, this leisure activity fashionable each year tens of thousands of accidents with emergency admission.
The first collection of European surveillance EHLASS (European Home and Leisure Surveillance System) has yielded valuable data:

The main injuries were contusions (40%), followed by fractures (34%), sprains and dislocations (13) and open wounds (9%);

The upper limb is by far the most affected with 62% of cases (primarily with the wrist 31%, then the shoulder, arm and forearm with 22%), followed by lower limbs (15%), face (6%) and skull (5%);

There are disparities based on age: under 10 years old, the skull and face are most affected with bruises and open wounds, between 10 and 14 years, the wrist is achieved in more than 1 case 3 (34%) of 15 to 19 years, lesions in the lower limbs is 21% when they reach 24% among those over 20 years;

It is in 91% of cases of a fall, much less of a collision (4%);

Men are 1.3 times more often hospitalized than women;
Public roads or places of transport are the scene of 67% of accidents;

Nearly 66% of accidents were engaged in their leisure activity (while providing a way of moving, including professional practice is primarily recreational and sports);
The frequency of accidents is much higher on Sundays (21%), to a lesser degree on Monday (15%), but there is often a lag between the day of the accident and the emergency use (often the next day) . Then on Wednesday and Saturday (14%);

Nearly half of the accidents (43%) are recorded in the spring, specifically between early April and mid-June with a peak between the last week of April and the first of May, the monthly average reaches 35 hospitalizations, against 23 for other spring and 13 weeks on average.