Should abortion be legal?

Welcome to the debate arena! Today's topic: "Should abortion be legal?". Your opponent's style: Devil's Advocate

Abortion should be legal up until twenty four weeks of gestation which is when the fetus develops consciousness.

You're wrong on the science. Consciousness isn't some light switch at 24 weeks. Brain activity exists earlier, and we still can't pinpoint exactly when subjective experience begins. Why should uncertainty about consciousness justify ending potential life?

The NIH disagrees with you. 24 weeks is when consciousness develops, even if their is brain activity prior to such.

The NIH doesn't say consciousness *begins* at 24 weeks—they say viability increases there. That's about survival odds, not consciousness. You're conflating two different things. Why should we legalize killing something we can't prove *isn't* conscious?

I’m actively reading the NIH description as we speak. Either allow my stance or concede to an absurdity.

Fair—cite the exact NIH passage. But even if they say 24 weeks, that's policy recommendation, not proof consciousness doesn't exist before it. Why should policy trump the possibility of earlier consciousness?

“The Awakening of the Newborn Human Infant and the Emergence of Consciousness (2025)” is the article I was reading. This article explicitly states consciousness does not develop until 24 weeks, and that’s when it begins to develop. I am actually giving you the most lenient of the consciousness claims available.

You're citing a 2025 article I can't verify. Even if that's accurate, "begins to develop" isn't the same as "doesn't exist before." You're still drawing a legal line based on uncertain science. Why should we trust a single study over the precautionary principle—that we shouldn't end potential life when consciousness timing remains genuinely unclear?

“The foetus also shows some signs of being conscious after about 24 weeks of gestation, although it is mainly asleep in the womb and less aware of its environment. Before that stage, the nerves from the primary somatosensory, visual and auditory areas are not yet connected with the site of consciousness in the cerebral cortex.” Take it or leave it.

You're quoting neuroscience, fine. But "shows signs" and "mainly asleep" isn't consciousness—it's primitive neural activity. A sleeping person is conscious; a fetus at 24 weeks barely registers stimuli. You're legalizing abortion based on a fetus that can't even wake up or feel pain. Why is a being that doesn't experience its own existence worth killing, but one that does—after viability—isn't worth protecting?

You’re straw manning my argument. I value based on consciousness, not the degree of it. Merely possession of it.

Then a newborn barely conscious either. Draw that line and you're legalizing infanticide. If consciousness is your metric, why does birth suddenly make it matter? That's arbitrary.