The data displays the percentage of people in the United States who experienced post-concussion syndrome after having a concussion from 2010 to 2015. In 2015, the rate of post-concussion syndrome as a percent of total concussions in that year was 13.2 percent, the highest rate for the given period. Symptoms of post-concussion syndrome include dizziness and headaches and can last for weeks or even months after the concussion.
2010 | 7.3 |
2011 | 9.2 |
2012 | 10.4 |
2013 | 11.3 |
2014 | 12.3 |
2015 | 13.2 |