What is the blind spot?

blind spot, small portion of the visual field of each eye that corresponds to the position of the optic disk (also known as the optic nerve head) within the retina. There are no photoreceptors (i.e., rods or cones) in the optic disk, and, therefore, there is no image detection in this area.

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What does a shimmer in your vision mean?

Something that looks like heat waves shimmering in your peripheral vision? If you have, you may have been experiencing what is known as an ocular migraine. Ocular migraines occur when blood vessels spasm in the visual center of the brain (the occipital lobe) or the retina. What causes kaleidoscope? Kaleidoscopic vision is most often caused by a type of migraine headache known as a visual or ocular migraine. A visual migraine occurs when nerve cells in the part of your brain responsible for vision begin firing erratically.

Then, what does grey aura mean?

In a nutshell, a gray aura color indicates impartiality, compromise, and control. The possible negative connotations of this aura color include indecision, disinterest, detachment, and depression. How do I know if I have synesthesia? Test Re-Test Approach. Ask somebody the colors of letters, numbers, weekdays and months. And then repeat this after a while. If the participant names the same (or at least a similar) colors for a given letter, it is considered typical synesthetic.

In respect to this, what is emotional synesthesia?

Emotional synesthesia is a condition in which specific sensory stimuli are consistently and involuntarily associated with emotional responses. There is a very small number of reports of subjects with these stereotyped emotion-sensation pairings. Subsequently, what's the most powerful aura? Red Aura. Because it stands for strength and passion, a red aura is one of the most powerful ones that can be seen in an auric field. Lots of energy is wrapped up in people who show a lot of red in their auras, so they usually like to express themselves using their physical bodies.