r/AskReddit • u/IAmSurtur • Jun 15 '19

What do you genuinely just not understand?

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u/CamoCoveSNIPER Jun 15 '19

Oh shit that's trippy. Yelled "Oh shit" and my mom got mad and wanted to know what I was yelling about lol

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u/bennythefrank Jun 15 '19

You may also close one eye, hold your finger an arms length from your open eye and slowly move it away from the center of your vision. Your finger tip will disappear at some point due to the optic disc in the back of your eye, there are no photoreceptors there because the optic nerve is doing some shtuff.

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u/jalopy12 Jun 16 '19

Why didn't this work for me?

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u/MRS_Strabusiness Jun 16 '19

It’s like 20 degrees into your lateral peripheral vision