This calibrated difficulty gives personal bests their motivational power.” With PRs, “you’re not seeking approval from a peer group,” says writer Oliver Burkeman, who emphasizes personally ...

Now that Vrabel will be looking for a new job, he's set to begin interviewing for head-coaching vacancies, according to Mary Kay Cabot. Vrabel, 49, went 54-45 in six seasons as the Titans' head ...