The art of preserving the sight unimpaired to an extreme old age : and of re-establishing and strenthening it when it is become weak ... To which are added observations on the inconveinces ... of common spectacles / By an experienced ocultist [G.J. Beer].

  • Beer, Georg Josef, 1763-1821
Date:
1824
Catalogue details

Licence: Public Domain Mark

Credit: The art of preserving the sight unimpaired to an extreme old age : and of re-establishing and strenthening it when it is become weak ... To which are added observations on the inconveinces ... of common spectacles / By an experienced ocultist [G.J. Beer]. Source: Wellcome Collection.

    67/284 (page 51)
    which is soon sensibly felt by the tender organ; an effect, indeed, felt by all of sanguinary habits, whe, in particular cases, after using food difficult of diges- tion, may perceive a kind of thick cloud, as it were, pass before their eyes, or a spe- cies of dazzling, if they are in a dark apartment. The same effect will also be speedily felt by those who obstinately persist in any kind of labour which forces the eyes: this sensation too may remain with them a long time; and if any new cause should accidentally be joined with it, the health of the organs becomes seriously affected. From these considerations, I would then lay it down as an important advice, form- ing the ninth rule, That the bowels ought always to be kept in a soluble state; and that all ex- traordinary efforts to compel them to per- form their office should be avoided, as the bloodis always too rapidly impelled to the head by any pressure upon the intestines. D 2