Dermatologist Prof. Richard Weller discusses how increased UV light is linked to lower mortality rates and highlights the benefits of sunlight in improving cardiovascular and overall health. The conversation challenges sun-phobic narratives, explores skin physiology, skin protection mechanisms, UV exposure patterns, melanoma risks, vitamin D levels, and the non-vitamin D benefits of sunlight on health. They also touch on nitric oxide release from the skin, immune system effects, and mortality outcomes related to sun exposure.