On June 6, Shohei Ohtani was sidelined with yet another blister, and because of a baseball- and knitting-loving astrophysicist, we now understand more about why Ohtani's blister developed.Although a shock to his many fans, Ohtani's injury represented just another data point in an increasingly frequent problem. Since 2016 more and more major league pitchers have been dealing with blisters on their pitching hands, but what was different about Ohtani's was not the nature of the injury, but its timing.Only hours before he was forced from the mound at Angels Stadium, someone at last had an answe…READ FULL ARTICLE