America these days is not a happy place. Even though the economy is up, polarization is at an all-time high, and a feeling of malaise, or worse, grips the nation.

Our happiness, or what researchers refer to as “subjective well-being,” is down across the nation, according to a detailed study by the Gallup Organization and the healthcare information service Sharecare. The study takes into account survey results from more than 2.5 million Americans. It examines how people feel in their day-to-day li…