Why, when I run, do I start to see holes in the ground in front of me
My eyes start playing tricks on me. It just looks like the ground has dips in it that are not there.
Answers:Not much work has been done on this question, except to establish that exertion does indeed effect perception. You might want to get in touch with these researchers to see if anyone is examining your exertion-perception wiring.
Proffitt DR, Stefanucci J, Banton T, Epstein W. The role of effort in perceiving distance. Psychol Sci. 2003 Mar;14(2):106-12.
http://www.ncbi.nlm.nih.gov/entrez/query.
. these studies show that the perception of spatial layout is influenced by locomotor effort.
Jones LF, Burgess PR. Neural gain changes subserving perceptual acuity. Somatosens Mot Res. 1998;15(3):190-9. http://www.ncbi.nlm.nih.gov/entrez/query.
. It has been suggested that these illusions result from neural gain changes designed to maintain acuity under different working conditions.
Your eyes are playing tricks on you! Go see a eye doctor! Your equilibrium could be off!
Better go to see doctor ASAP!
do not delay!
you might have somethng interupting the signal from your optic nerve
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