Usain Bolt is an example of this. I remember being totally shocked when he ran the 100m in 9.59 [1]. Check out this awesome graph from the "Men's 100 m progress

Usain Bolt is an example of this. I remember being totally shocked when he ran the 100m in 9.59 [1]. Check out this awesome graph from the "Men's 100 m progression" wikipedia page. [1]https://www.youtube.com/watch?v=3nbjhpcZ9_g https://www.youtube.com/watch?v=3nbjhpcZ9_g [2]http://upload.wikimedia.org/wikipedia/commons/6/62/World_record_progression_100m_men.svg http://upload.wikimedia.org/wikipedia/commons/6/62/World_rec...