I use a very low-power pair of reading glasses, though I don't need them. I have an optometrist friend (retired) who recommended it to reduce eyestrain. I also

I use a very low-power pair of reading glasses, though I don't need them. I have an optometrist friend (retired) who recommended it to reduce eyestrain. I also use "20 cubed", a chrome app, to remind me to do eye breaks every 20 minutes. My optometrist friend also recommended eye breaks, nearly the same thing that 20 cubed recommends.