That’s an interesting finding from the scientific study about unmarried and independent women living longer than married women. There could be several potential factors contributing to this difference in life expectancy:

1. Reduced Stress and Burnout:
   • Married women may experience higher levels of stress and burnout from the demands of balancing domestic responsibilities, childcare, and potentially career obligations.
   • Independent, unmarried women may have more autonomy, flexibility, and control over their lives, which can lead to lower stress levels and better overall well-being.
2. Financial Independence and Security:
   • Financial independence and control over resources can provide unmarried women with a greater sense of security and stability, which may positively impact their physical and mental health.
   • Married women may be more vulnerable to financial insecurity, especially in cases where they are economically dependent on their spouses.
3. Access to Healthcare and Preventive Measures:
   • Unmarried women may be more proactive in seeking and accessing healthcare services, including regular check-ups, screenings, and preventive care.
   • Married women may sometimes prioritize their family’s healthcare needs over their own, leading to delayed or neglected personal healthcare.
4. Lifestyle Factors and Behaviors:
   • Independent, unmarried women may have more time and opportunity to engage in healthy lifestyle practices, such as regular exercise, balanced nutrition, and better sleep habits.
   • Married women may face more challenges in maintaining these healthy behaviors due to the demands of family life and caregiving responsibilities.
5. Social Support Networks:
   • Unmarried women may have stronger and more extensive social support networks, which can provide emotional, practical, and even financial assistance, positively impacting their overall well-being.
   • Married women may sometimes become socially isolated, especially if they relocate to their spouse’s community or take on primary caregiving roles within the family.

It’s important to note that these factors are not absolute, and individual experiences can vary greatly. Additionally, other contextual and socioeconomic factors, such as cultural norms, access to resources, and personal circumstances, can also play a significant role in shaping the life expectancy and well-being of both married and unmarried women.