I've been observing this my entire life.  Skin cancers, all 3 types: squamous cell, basal cell and melanoma have been steadily rising due to the global increase in the consumption of seed oils, which weaken & destroy our cell membranes and structure.  Saturated animal fats and cholesterol are protective to our skin cells.  Having been 100% carnivore for 10 months now, my tolerance to the sun has greatly increased...