https://community.usms.org/swimming/f/general/11264/what-is-an-early-vertical-forearm-evf-positionAn Early Vertical Forearm (EVF) Position is another name for the “Catch” or the position the forearm and hand must get into for peak propulsive efficiency. There is no cookie-cutter position for any swimmer but establishing the most effective EVF is clearlyen-USTelligent Community 12https://community.usms.org/thread/184904?ContentTypeID=1Mon, 18 Mar 2013 11:44:15 GMT3187ac58-ba85-4314-b79a-c45cd885e09a:4649c52d-723b-433c-b819-c9a281a49361orca1946Correct - &quot;high elbow&quot; or E V F is hard to get each swimmer to enlist because of diff body mechanics. It is really important in the power phase.<div style="clear:both;"></div>https://community.usms.org/thread/184920?ContentTypeID=1Mon, 18 Mar 2013 02:07:25 GMT3187ac58-ba85-4314-b79a-c45cd885e09a:04940a29-2340-4813-9630-7961e959098c__steve__EVF = internal rotation of upper arm with external rotation of forearm during catch<div style="clear:both;"></div>