In our 2018 Physician Lifestyle Report, over 15,000 US physicians from 29 specialties weigh in on their happiness at and outside of work, personality traits, and lifestyle—from exercise habits to relationships. New this year, our report provides insights into how many physicians are experiencing burnout versus depression, and how doctors and their employers are addressing these important issues. Also new: Find out which physicians are more introverted or extroverted, the cars doctors prefer to drive, and much more.