Harvard University tracked 85 years and identified 9 core variables that create life disparities:

1. Low-quality social interactions The harm of loneliness is equivalent to smoking or obesity.

2. Rejection of warmth Indifference in relationships with family and partners.

3. Emotional outbursts Habitual denial when facing stress.

4. Alcohol abuse and addiction The number one killer of careers and marriages.

5. Overextending health Neglecting exercise and being overweight.

6. Shadows of the original family Childhoods lacking warmth make it harder to build trust in adulthood.

7. Stopping growth Refusing to play the role of mentor in social or workplace settings.

8. Wealth misconceptions Blind pursuit of money beyond basic needs.

9. Excessive solitude In modern society, the epidemic of loneliness can lead to brain atrophy.