Another nuance is that vision decreases during the day, so you want to avoid an eye exam late in the day when vision is weak, resulting in a stronger prescription.
Low ambient lighting and dark mode for work will increase pupil dilation and reduce focus. Better to match monitor brightness with natural ambient light levels.
Vision therapists are better at personalized treatment, https://locate.covd.org
It's worth trying to reduce myopia, if only to reduce the thickness/weight of glasses, https://hn.algolia.com/?query=walterbell%20myopia&sort=byDat...