Difference between revisions of 3 hour rule
Created page with "The 3 hour rule is a suggestion to keep a balance between near work and time spent using distance vision and reduce eye strain. This can be an effective alternative to the..." |
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If you do near work for 4 hours or more, it is likely you will have ciliary spasm and it may be more difficult to make improvements. | If you do near work for 4 hours or more, it is likely you will have ciliary spasm and it may be more difficult to make improvements. | ||
==Videos== | |||
{{#ev:youtube|kIuN9Jjxccg}} | {{#ev:youtube|kIuN9Jjxccg}} | ||