Nick Willis has run a sub-4 minute mile for 19 years in a row. This is definitely an impressive accomplishment but just as impressive is the mindset it takes to achieve such a high level of performance for such a long period of time.
Nick Willis has run a sub-4 minute mile for 19 years in a row. This is definitely an impressive accomplishment but just as impressive is the mindset it takes to achieve such a high level of performance for such a long period of time.