What is the fine-grained topic of the following text: A native of Sweden and graduate of the University of Central Arkansas, Staffan has worked in a wide variety of settings, including owning his own clinics, and has presented at conferences on a wide variety of topics such as Guided Imagery, Healthy Aging, Mentoring, Awareness, Core Strengthening, Feldenkrais, both in the US and in Europe and has produced DVD’s on core strengthening. Only return the topic.
Staffan's professional career and expertise in various health and wellness topics.