Qing Li, MD, PhD, is a clinical professor in the Department of Rehabilitation Medicine, Nippon Medical School, Tokyo, Japan, Vice-President and Secretary General of The International Society of Nature and Forest Medicine (INFOM), President of the Japanese Society of Forest Medicine, and Director of the Forest Therapy Society in Japan. Dr. Li graduated from Shanxi Medical University, obtained a PhD from Kagoshima University, and has also studied at Stanford University. Dr. Li received the Society Award from the Japanese Society for Hygiene in Forest Medicine in 2021 and the University Award from Nippon Medical School in Forest Medicine in 2011. Some people study medicine. Some people study forests. Dr. Li studies forest medicine to find out all the ways in which walking in the forest can improve our well-being. Dr. Li started forest medicine research (Shinrin-yoku/Forest bathing/Forest therapy) in 2004 and has published many articles on forest medicine in scientific journals. The terms forest bathing and Shinrin-yoku in English were first defined in his paper (Li Q, et al. Forest bathing enhances human natural killer activity and expression of anti-cancer proteins. Int J Immunopathol Pharmacol. 2007;20(2):3-8.)