In some endurance sports there is also the question of whether to use poles or not, on this subject last week I've seen these fascinating tweets: https://twitt

In some endurance sports there is also the question of whether to use poles or not, on this subject last week I've seen these fascinating tweets: https://twitter.com/nicgiovanelli/status/1488411562515869696 https://twitter.com/nicgiovanelli/status/1488411562515869696 https://twitter.com/nicgiovanelli/status/1490374195326464007 https://twitter.com/nicgiovanelli/status/1490374195326464007