View this post on Instagram Is flexion the problem or repeat flexion? @vernongriffith4 posted something the other day, “ active flexion prevents passive extension” I thought it was a great point? @antrenna A post shared by Michael Boyle (@michael_boyle1959) on May 3, 2019 at 5:14am PDT
Is flexion the problem or repeat flexion? @vernongriffith4 posted something the other day, “ active flexion prevents passive extension” I thought it was a great point? @antrenna
A post shared by Michael Boyle (@michael_boyle1959) on May 3, 2019 at 5:14am PDT