paign trail in 2015 and 2016, U.S. Democratic presidential candidate Bernie Sanders was feeling the burn — sunburn, that is. There’s no doubt that candidate Sanders was exposed to a lot of UV light during all those outdoor rallies in states across the nation. Exposure to UV light is the single greatest risk factor for skin cancer, so it’s perhaps not surprising that Sanders was diagnosed with a small skin cancer on his cheek by December of 2016 (although most of his cumulative UV exposure probably occurred earlier in life). In Sanders’ case, the cheek cancer was a basal cell carcinoma. This is the most common type of skin cancer. Fortunately, basal cell carcinoma is also a slowly growing and highly curable cancer. Sanders had his basal cell carcinoma completely removed in an hour-long outpatient procedure, after which he was able to return i