But, childbirth serves an actual purpose, namely, propagation of the human species. Danger sometimes is needed in aspects that are actually important or necessary.
One can die from eating contaminated food? Does this mean we should never eat? No, but we should refrain from dipping our chicken sandwiches in stool.
I also never said we shouldn’t do something because it is dangerous. In the case of sodomy, one shouldn’t do it as it is disordered, against the natural law, and is sinful.
My replies were an answer to the question. For instance, to demonstrate my point, ones biology does not allow him to fall from a very tall building. However, modern medical attention can help someone not die. So, if someone asks if our biology can handle jumping off of tall buildings, the answer should be no, even if we can survive with modern conveniences like medical care.