Ruth started taking cannabis gummies two years ago, “in a similar way to people having a glass of wine with dinner or a beer after work,” she says. “I use them if I just want a fun afternoon or evening to relax, by myself or with friends,” she says, and unlike alcohol, “I don’t have a hangover in the morning.” The 30-year-old, who works in marketing, has never enjoyed alcohol, which she says makes her…