Happiness over one’s lifetime has been popularly described as looking like a U-shaped curve: The joys of youth are followed by the challenges of our 20s and 30s before an upswing later in life ...
The U-shaped happiness curve, widely accepted in industrialized nations, does not hold universally. Research by Michael ...
That means, statistically, middle-age is the unhappiest time in people’s lives. Remarkably this exact same U-shaped curve holds true across sex, race, culture, climate and over 100 countries ...