Time-restricted eating is one variation of a hot diet trend that also includes intermittent fasting. According to Krista Varady, an associate professor of nutrition at the University of Illinois at Chicago, there are several types of intermittent fasting, including one meal per day, the 5/2 method, which involves five feast days and two days with restricted calories, and alternate-day fasting. "With alternate-day fasting, people typically lose 3 to 8 percent of their body weight over three to 12 months," Varady said. And it can work with both low- and high-fat diets. Weight loss is not the only benefit. In a...