“Only dull people are brilliant at breakfast.” ~Oscar Wilde Oscar Wilde wouldn’t agree, but studies show that early risers have several advantages. For starters, they typically go to bed earlier — in step with healthy circadian rhythms — and are more likely to get eight or nine hours of sleep. Researchers at Northwestern University found that early risers are slimmer, probably due to the fact that body weight is influenced by exposure to natural light. According to this study, people who had most of their daily exposure to bright light in the morning had a significantly lower body mass index (BMI) than those who had most of their light exposure…