This study finds that font type could make a 12% reduction in distraction which can make a difference of 50 feet! It is an interesting article.

http://agelab.mit.edu/news/monotype-and-mit-agelab-study-links-type-style-reduced-driver-distraction-risk

http://www.foxnews.com/health/2015/03/16/simple-vision-test-may-help-catch-concussions/

This is an interesting article that brings light new research that may help determine whether or not someone has had a concussion.