Professor Lee's research interests are in Mobile & Personalized Health, focusing on developing wearable sensors and data analytic methodologies to understand the health conditions associated with neurological, neuromuscular, or muscular skeleton disorders such as stroke, Parkinson's disease, traumatic brain injuries, osteoarthritis, etc. With a primary focus on evolution, his specific research interests include 1) designing and implementing novel sensors and remote monitoring systems that are motivated by practical medical needs, 2) constructing appropriate clinical trials, and 3) analyzing the obtained data to quantify patients' conditions and validate the systems' clinical efficacy.