Tension can be good.
In Chess, tension arises when two pieces build pressure on each other. GM Avrukh talks about favourable tension in this hour long masterclass.
Examples and illustrations, PGN files available for paid subscribers.
Learn the bishop theory with GM Dejan Bojkov.
Form and understand fortresses in chess with GM Landa.
Chess lessons for people who know how to play the game and want to move to the expert level (2000+ FIDE rating).