Heavily processed food like packaged snacks, deli meats and ready meals disrupt sleep and could be a contributor to the insomnia experienced by around 1 in 3 adults worldwide, according researchers at the Sorbonne and Columbia University. The warning is the latest black mark against bad eating habits such as gobbling down “ultra-processed” snacks, consumption of which is on the rise worldwide and linked to health conditions such as diabetes, obesity, and cancer, according to Columbia’s Marie-Pierre St-Onge. “Our research team had previously reported associations of healthy dietary patterns, li…