Have there been updates to any of the current ACSM study materials?

Since the printing of the newest publications (2017), the Exam Content Outlines (JTAs) for the ACSM-CPT and ACSM-EP exams have been updated.

Download Updated ACSM-CPT JTA
Download Updated ACSM-EP JTA

You can see changes made to the current editions of the books at the ACSM Book Updates page.