Revealed: The world’s least stressful cities

(CNN) — If peace of mind means strolling home past trees and flowers, a fat bank balance at your disposal, and with a secure job to head to the next day, then the best place to find it is Germany.A new study has revealed the world’s most and least stressful cities of 2017, based on factors including traffic levels, public transport, percentage of green spaces, financial status of citizens including debt levels, physical and mental health, and the hours of sunlight