Adding a stadium doesn't stop demand

[waldoj]

Whenever I see "residents demand a stadium," and then I add a stadium, the message remains for years and years of game time. Adding the demanded stadium does nothing to eliminate that demand.

[NickBishop12]

it will change it means your city is doing fine if you place too many others like factories/commercial/residential it will change plus raise tax as much it says too much tax lower it ok :)