What are the meQ stress personality types?

meQ has identified five ways people deal successfully with stress. They characterize these as the following personality types:
Regulator – Cool under pressure and highly self-disciplined
Adventurer – Innovative, entrepreneurial, loves a challenge
Caregiver – Creates social networks, empathic, takes care of others
Optimist – Never gives up, rarely anxious, able to motivate others
Problem Solver – Systematically analyzes the cause of a problem and solves them