Any food that has high fructose corn syrup is killing you - and HFCS is found in most processed foods. You need only Google processed food to see how harmful they are.
It's not killing you any more so than other sugars, according to research by J.S. White (2013).
References
White, J.S., 2013. Challenging the fructose hypothesis: new perspectives on fructose consumption and metabolism. Adv Nutr. 4(2), 246-56.