What about these topics, I am thinking in the context of body, that is about chromosome and hormone. Its time and space, as well as body, into body.
Historically, sex chromosomal abnormalities, as well as transgenders, were not strange, and their lives were destined to be fragile. Thereby, my thought of keywords is hormone. I think that it is the relationship of XY that appears in men, more than in the case of female body (sex chromosome).
These days, the numbers on the medical test might be possible to show us which cases the person is ethically sensitive (at the mental level, psychology) and which is physically sensitive. Some of them are both sensitive. In the case of physically sensitive, e.g. person has the obvious limitation of capacity organically.
-> Question for relaxing