Didn't take much googling: https://aassjournal.com/browse.php?a_id=897&slc_lang=en&sid=1&printcase=1&hbnr=1&hmb=1 https://aassjournal.com/browse.php?a_id=897&s

Didn't take much googling: https://aassjournal.com/browse.php?a_id=897&slc_lang=en&sid=1&printcase=1&hbnr=1&hmb=1 https://aassjournal.com/browse.php?a_id=897&slc_lang=en&sid=... I didn't see any specific research related to curling, but it is definitely a fairly high peak intensity activity that demands a high level of fitness: https://curlnoca.ca/wp-content/uploads/2013/06/Curling-Heart-Rate-Recovery-Study.pdf https://curlnoca.ca/wp-content/uploads/2013/06/Curling-Heart...