"The long term effects of certain STD's will require hospitalization, doctor's visits, and medication." Without a "think of the children" argument, is that nec

"The long term effects of certain STD's will require hospitalization, doctor's visits, and medication." Without a "think of the children" argument, is that necessarily bad, if poor judgment has consequences? Shouldn't poor judgement have negative lifestyle outcomes? My hiking hobby exposes me to some medical risk of lyme disease, skin cancer, ankle and knee damage, but its not like I'm about to stop. Now that you're done yawning about my dangerous lifestyle choices, likewise if casual sex is medically dangerous then ... why exactly should anyone care?