KFF Health News Jun 9 2025 Benjamin Han, a geriatrician and addiction medicine specialist at the University of California-San Diego, tells his students a cautionary tale about a 76-year-old patient who, like many older people, struggled with insomnia. "She had problems falling asleep, and she'd wake up in the middle of the night," he said. "So her daughter brought her some sleep gummies" — edible cannabis candies. "She tried a gummy after dinner and waited half an hour," Han said. Feeling no