What could be causing LeBron James’ left knee soreness, and how concerning is it?

Lakers superstar LeBron James has missed the last three games with what was initially labeled “left knee soreness,” but then became designated as “left knee soreness/effusion,” leaving the team in yet another pickle as they struggle to find any continuity or consistency between their three superstars, who have still played in less than 20 games together this season.

James underwent an MRI which revealed “no structural damage” and he remains “day to day,” per head coach Frank Vogel. But all that is quite vague, so in the following video, I gave further insight into the knee soreness/effusion, including potential root causes, the key indicators we know thus far about severity (how bad it is or…