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Gert Corfitzen Jürgensen

Hi, I’m Gert Corfitzen Jürgensen

Martial Arts Researcher
Author and Blogger

Jissen Karate

Glima, Iceland’s martial arts

Unveiling Iceland's Viking Legacy. Glima, a martial art deeply rooted in Icelandic heritage, stands as a testament to the rich Viking legacy. Developed during the Viking Age, Glima has evolved ...

Kōsaku Matsumora

Kōsaku Matsumora was a respected practitioner of Tomari-te, a style of Okinawan martial arts that developed in the Tomari region. Kōsaku Matsumora was born in 1829 and received his training ...

Overextending/Overstretched!

This article delves into a crucial aspect of martial arts, particularly in Karate – the potential risks associated with overstretching your elbow and knee joints during punching and kicking movements ...