Acute lateral ankle sprains represent the most common diagnosis among both high school and collegiate athletes. The severity of anklesprains are found to be similar in both groups. Approximately 70% of athletes lose 9 or fewer days of competition and/or training.
Ankle sprains occur most often while blocking, particularly among high school athletes. Player-to-player contact is the most common immediate mechanism of injury leading to ankle sprains for both high school and collegiate athletes.
Source: Sports Health, published online August 2015