I like how your subthemes involved topics that are very easily related to positive physical effects. I found the one about body communication especially interesting. It definitely seems like an area that could be further used to learn about disorders and novel methods of treating them.
I wish that you talked more about the suggested theme of taking the stairs by incorporating possible ways to improve this type of simple behavior modification. I think there is a lot to be gained if research into this was able to find ways to do this.
What if the bluetooth toaster also buttered and ejected onto your plate? Also consider your jet and rocket powered surfboard and shoes to be solar powered in order to have less of an impact on the environment while enjoying nature!