How did Sasuke avoid going blind?

Through the power of medical ninjutsu, Sasuke has an eye transplant,and is cured from the blindness while developing his new Eternal Mangekyou Sharingan. It’s important to note that Sasuke is causing mischief and saving the world with his deceased brother’s eyeballs implanted in him.

How did Itachi not go blind?

So itachi was about to go blind but he was not blind yet when they were fighting. Once you acquire the eternal mangekyo sharingan then you will never go blind no matter how much you use its abilities. It was because of his frequent use of mangekyo sharingan. The mangekyo gives user incredible powers but at a cost.

Why did Sasuke not take Itachi’s eyes?

Sasuke’s vision had nearly faded as well because of overuse of the sharingan. it doesn’t matter how close to death itach was or how sick he is, as long as he had a Mangekyo Sharingan at his disposal another uchiha member could freely transplant it into himself and thus awakening the Enternal mangekyo Sharingan.

Does Amaterasu make you blind?

All three have gone blind or have worsened eyesight at some point*. Itachi and Sasuke have also been shown using Amaterasu which makes the eyes bleed afterwards.

Why did Sasuke go blind so quickly?

No the reason he actually got blind so quickly is cause of his Mangekyou ability. Sasuke mangekyou ability is Amaterasu and flame control (which means he can shape amaterasu). Now as we know Amaterasu takes a really heavy toll on the user compared to Kamui and Tsukuyomi.Whenever Amaterasu is used the user eyes bleed alot.

Why did Itachi go blind in Naruto?

It was because of his frequent use of mangekyo sharingan. The mangekyo gives user incredible powers but at a cost. The more you use it the more blur your vision will become and after you use it too much you will become blind. So itachi was about to go blind but he was not blind yet when they were fighting.

Did Itachi use his Mangekyo more than Sasuke?

Sasuke however, Just spammed the Mangekyo’s abilities nonstop pretty much at the Kage Summit like crazy. He probably used his Mangekyo more in that fight than Itachi did, well the entire amount of years he had it. He used Susanoo Several times, Used Amaterasu several times.

Does Sasuke bleed when he uses his mangekyou ability?

Yes he didn’t bleed in part 1 when he used it because that was a very minimal Amaterasu. No the reason he actually got blind so quickly is cause of his Mangekyou ability. Sasuke mangekyou ability is Amaterasu and flame control (which means he can shape amaterasu).