The science of positive psychology, now in its twentieth year, offers evidence-based approaches to help people live meaningful lives. The studies in this field can help steer us towards mental health and flourishing outcomes.

A new online course from Coursera not only showcases the visionary scientific work of Barbara Fredrickson and her colleagues in the field of positive psychology, but it also features practical applications of this science that you can put to use immediately.

Emotions like creativity and resilience are subtle and always fleeting,but are  "remarkably consequential for our physical health."

No background in science or psychology is needed for the free course.

(Sign up for the course at Coursera.com)

Photo by Agustin Rafael Reyes (CC license) / Story tip Mike McGinley