NOTE FROM TED: Please do not look to this talk for medical advice. This talk only represents the speaker's personal views and understanding of heart rate variability training. Several therapies discussed in this talk currently lack legitimate scientific support. We've flagged this talk because it falls outside the content guidelines TED gives TEDx organizers. TEDx events are independently organized by volunteers. The guidelines we give TEDx organizers are described in more detail here: http://storage.ted.com/tedx/manuals/tedx_content_guidelines.pdf Discover a practical, powerful, scientifically proven strategy for improving your health, wellbeing, and everyday performance. Inna Khazan, PhD, BCB is a faculty member at Harvard Medical School, where she teaches and supervises trainees. She is a clinical psychologist specializing in health psychology and performance excellence training using biofeedback and mindfulness-based approaches. Dr. Khazan is the founder of Boston Center for Health Psychology and Biofeedback, working with clients on optimizing their health and performance. She also serves as chief science officer for Optimal HRV. Dr. Khazan is a popular speaker at national and international conferences on the topics of biofeedback and mindfulness. Dr. Khazan serves as president of the board of directors for Institute for Meditation and Psychotherapy (IMP), board member for the Association for Applied Psychophysiology and Biofeedback (AAPB), and chair elect of Biofeedback Certification International Alliance (BCIA).Dr. Khazan writes for Psychology today, is the author of numerous journal articles and three books. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx