It sounds like a lot of this is due to Psychology Today misreporting a study they link to in their own piece which directly contradicts their own conclusion. People complain a lot about science journalists but this seems exceptionally bad. Psychology Today really ought to retract that piece!
> The report is called, “Married People Are Living Their Best Lives,” which is vivid, but, as a statistician, I wish they’d added “On Average” somewhere in that title.