With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Benin has towns and villages, but lacks any cities.
text_B: Sports injuries are injuries that occur in athletic activities or exercising .. exercising. Physical exercise. In the United States there are about 30 million teenagers and children alone that participate in some form of organized sport .. About 3 million avid sports competitors 14 years of age and under experience sports injuries annually , which causes some loss of time of participation in the sport .. The leading cause of death involving sports-related injuries , although rare , is brain injuries .. brain injuries. Brain injury. When injured the two main systems affected are the nervous and vascular systems .. nervous. Nervous system. vascular systems. Circulatory system. The origins in the body where numbness and tingling occurs upon sports injuries are usually the first signs of the body telling you that the body was impacted .. numbness. Hypoesthesia. tingling. Paresthesia. Thus , when an athlete complains of numbness and especially tingling , the key to a diagnosis is to obtain a detailed history of the athlete 's acquired symptom perception , determine the effect the injury had on the body and its processes , and then establish the prime treatment method .. numbness. Hypoesthesia. tingling. Paresthesia. In the process to determine what exactly happened in the body and the standing effects most medical professionals choose a method of technological medical devices to acquire a credible solution to the site of injury .. Prevention helps reduce potential sport injuries .. It is important to establish participation in warm-ups , stretching , and exercises that focus on main muscle groups commonly used in the sport of interest .. warm-ups. Warming up. exercises. Physical exercise. Also , creating an injury prevention program as a team , which includes education on rehydration , nutrition , monitoring team members `` at risk '' , monitoring behavior , skills , and techniques .. rehydration. Management of dehydration. nutrition. nutrition. Season analysis reviews and preseason screenings are also beneficial reviews for preventing player sport injuries .. One technique used in the process of preseason screening is the functional movement screen .. The functional movement screen can assess movement patterns in athletes in order to find the at risk players .. Following various researches about sport injuries shows that levels of anxiety , stress , and depression are elevated .. anxiety. anxiety. stress. Stress ( psychological ). depression. Depression ( mood ). A study in 2010 found that athletes with severe sports injuries would display higher levels of post-traumatic distress and the higher the levels of post-traumatic distress are linked with avoidant coping skills .. coping skills. Coping ( psychology )
not_related.