A new study in women suggests that experiencing one or more stressful events the day before eating a single high-fat meal can slow the body's metabolism, potentially contributing to weight gain. Researchers questioned study participants about the previous day's stressors before giving them a meal consisting of 930 calories and 60 grams of fat. The scientists then measured their metabolic rate - how long it took the women to burn calories and fat - and took measures of blood sugar, triglycerides, insulin and the stresshormone cortisol. Continued at MedicalNewsToday>>