World renowned researcher Dr. Barbara Fredrickson gives you the lab-tested tools necessary to create a healthier, more vibrant, and flourishing life through a process she calls "the upward spiral." You'll discover:# What positivity is, and why it needs to be heartfelt to be effective
# The 10 sometimes surprising forms of positivity
# Why positivity is more important than happiness
# How positivity can enhance relationships, work, and health, and how it relieves depression, broadens minds, and builds lives
# The top-notch research that backs the three-to-one "positivity ratio" as a key tipping point
# That your own sources of positivity are unique and how to tap into them
# How to calculate your current positivity ratio, track it, and improve it