For years, Americans have had mixed opinions regarding the efficacy and benefits of receiving vaccinations, including the influenza vaccine. Some studies have noted that a common reason why patients ...

(top) Reaction time vs. difference between acute deterioration risk of reference condition (prostate cancer) and various conditions. (bottom). Risk perception and spatial response are clearly related.

"A ship is safe in harbor, but that's not what ships are for." –William G.T. Shedd Source: IMPhoto1/Shutterstock Life presents us with defining moments—opportunities to step forward into the unknown ...