Running of the bulls into the turn at Estafeta ("la curva"), resulting in the installation of anti-slip surfacing, and now most of the bulls negotiate the turn onto Estafeta and are often ahead of the steers. This has resulted in a quicker run. Runners are not permitted in the first 50 meters of the encierro, which is an uphill grade where the bulls are much faster. Every year, between 50 and 100 people are injured during the run. Not all of the injuries require taking the patients to the hospital: in 2013, 50 people were taken by ambulance to Pamplona's hospital, with this number
Running of the bulls (42.195 km), half-marathon (21.097 km), or 10 km road race that concludes with the final 900m of each race using the route, runners crossing the finish line inside the bullring. Many opponents argue that bulls are mentally injured by the harassment and voicing of both participants and spectators, and some of animals may also die because of the stress, especially if they are roped or bring flares in their horns (bou embolat version). Despite all this, the festivities seem to have wide popular support in their villages Many animal rights activists oppose the event. PETA activists created the Running of