This book is rich with illustrations and literature to deepen your understanding of stress. It's a used book from the library. Thanks to the transparent protective sheet, it has been thoroughly sanitized. Stress can lead to illness due to the brain's runaway activity. Why not read it if you'd like to understand it objectively? - Title: Easy to Understand with Pictures and Text! Illustrated Miscellany: Stress - Authors: Yoji Nagashima, Yukiko Watanabe, Satoru Watanabe - Publisher: Natsume-sha - Series: Illustrated Miscellany Series Thank you for looking.