The Power of Hot and Cold - Hardcover

Katja Pantzar (Author)
Katja Pantzar is a Helsinki-based writer and journalist who swims in the Baltic Sea almost every day - all year round. Raised in Canada, with stints in New Zealand and England, she is the author of The Finnish Way (Penguin Random House/2018), a bestselling non-fiction book about Nordic well-being, winter swimming, sauna and sisu that has been translated into 24 languages. Her newest book, Everyday Sisu: Tapping into Finnish Fortitude for a Happier, More Resilient Life (Penguin Random House/2022) explores through expert interviews and fact-based information how we can better support our mental and physical health while taking care of each other and our planet. https: //katjapantzar.com/

Carita Harju (Author)
Carita Harju is a Finnish sauna experience expert and marketing professional whose mission is to share the Finnish sauna's positive health and wellness benefits with the world. She is the founder and executive director of Sauna from Finland, which represents an international network of more than 200 sauna industry companies. Her first illustrated guide, Sauna - The Way of Finnish Life (2016), has been published in four languages, including German and Chinese. Her second book, Soul of the Sauna, was released in Japanese and Hungarian, while her newest title Saunafulness (Hyv?? oloa saunomalla/2021) was published in Finnish and will be published in Estonian in 2023.