Difference between revisions of Active Focus

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Added information on the speed of progress
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m top: Typo fixing, typos fixed: long term → long-term
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Resolvable blur is the stimulus that decreases the [[axial length]] of the eye, reversing [[myopia]]. Conversely, excessive sharpness is the stimulus that increases the axial length of the eye, leading to myopia. These axial length changes take place slowly, over years. It took years for [[myope]]s to become as nearsighted as they are today, so it takes years to completely reverse it. In order to achieve results, active focus must be a habit, something that myopes are always doing without thinking much about it.
Resolvable blur is the stimulus that decreases the [[axial length]] of the eye, reversing [[myopia]]. Conversely, excessive sharpness is the stimulus that increases the axial length of the eye, leading to myopia. These axial length changes take place slowly, over years. It took years for [[myope]]s to become as nearsighted as they are today, so it takes years to completely reverse it. In order to achieve results, active focus must be a habit, something that myopes are always doing without thinking much about it.


Active focus is a balancing act. Too much blur, and the eyes will not be able to resolve the blur challenge. When the challenge is unresolved, there is no long term vision improvement. If the object in focus is too sharp, then [[myopic]] eyes are not getting the necessary stimulus to improve. Wearing a [[full prescription]] will result in a [[blur horizon]] of infinity, meaning that the eyes will never get the necessary blur, even if looking as far away as possible. It's best to never wear the full prescription, and instead wear a [[differential prescription]] and a [[normalized prescription]] depending on the situation.
Active focus is a balancing act. Too much blur, and the eyes will not be able to resolve the blur challenge. When the challenge is unresolved, there is no long-term vision improvement. If the object in focus is too sharp, then [[myopic]] eyes are not getting the necessary stimulus to improve. Wearing a [[full prescription]] will result in a [[blur horizon]] of infinity, meaning that the eyes will never get the necessary blur, even if looking as far away as possible. It's best to never wear the full prescription, and instead wear a [[differential prescription]] and a [[normalized prescription]] depending on the situation.


Practitioners of active focus may experience fast progress at first, and then slow progress. Eye care professionals may over-prescribe the corrective power of lenses, so dropping the over-prescribed diopters may feel like instant "progress". Pseudomyopia can be treated quickly, so it may be another source of fast initial progress. Beyond over-prescription and pseudomyopia, the speed of the journey to 20/20 is estimated by Jake Steiner to be roughly 0.25 diopters every 3 months.
Practitioners of active focus may experience fast progress at first, and then slow progress. Eye care professionals may over-prescribe the corrective power of lenses, so dropping the over-prescribed diopters may feel like instant "progress". Pseudomyopia can be treated quickly, so it may be another source of fast initial progress. Beyond over-prescription and pseudomyopia, the speed of the journey to 20/20 is estimated by Jake Steiner to be roughly 0.25 diopters every 3 months.