Professor Lee Inhwan has worked at the Department of Physical Education at Changwon National University in South Korea since 2023. His research primarily focuses on exploring the role of physical activity and fitness in various geriatric diseases, such as sarcopenia, frailty syndrome, osteoporosis, cognitive decline, and premature death. He also serves as an editorial board member for publications such as Exercise Science and the Korean Journal of Sport Science, and he has received various academic awards in the field.