https://community.usms.org/swimming/f/open-water-training-and-technique/25075/the-claw---anyone-else-use-this-termThe broader Sandycove group of open water swimmers in Ireland use this term as a descriptive to describe the cold but I genuinely don&#39;t know if it&#39;s just us or is it an international term? &quot;I had the Claw at 50 mins&quot;, &quot;I had it at an hour&quot;, &quot;I lasteden-USTelligent Community 12https://community.usms.org/thread/267442?ContentTypeID=1Mon, 12 Jul 2010 12:43:41 GMT3187ac58-ba85-4314-b79a-c45cd885e09a:85d0be01-947d-4eda-9b5c-f6e0b6121d64Former MemberIt describes starting to feel the cold coming on. Losing form obviously happens subsequently. Maybe it&#39;s because our water is cold for so much of the time. 60F is considered warm here.<div style="clear:both;"></div>https://community.usms.org/thread/267397?ContentTypeID=1Mon, 12 Jul 2010 12:11:25 GMT3187ac58-ba85-4314-b79a-c45cd885e09a:f74a6531-6bb6-4d25-a844-ee659b65c589Former MemberI am a little confused... are you talking about the cold coming on, or losing form due to both cold and fitness?<div style="clear:both;"></div>