Former UFC fighter Mike Swick is in the midst of what he’s calling the toughest battle of his life – and it comes outside the cage. Swick, 42, revealed in a lengthy Instagram post Wednesday that he was recently diagnosed with cancer and called it “the toughest and most aggressive battle I have ever had.” Swick, a Season 1 cast member on “The Ultimate Fighter,” has undergone chemotherapy, water-fasting and organic diet treatments over the past five weeks, he said. While he did not specify which kind of cancer he’s dealing with, Swick said he had it for seven months without knowing. His lymph nodes were swollen, but he tacked the issue up to a COVID-19 vaccine side effect
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