While excessive sun exposure is harmful, moderate sun exposure is a powerful tool to increase longevity as shown in the 3 articles below: Avoidance of sun exposure as a risk factor for major causes of death: a competing risk analysis of the Melanoma in Southern Sweden cohort Avoidance of Sun Exposure Is a Risk Factor for All-Cause Mortality: Results From the Melanoma in Southern Sweden Cohort Screens, Lack of Sun Are Causing an Epidemic of Myopia
