| (Natural News) Retinitis pigmentosa refers to a group of conditions in which the photoreceptors of the retina and the pigment epithelium under the photoreceptors are damaged. The condition is progressive and often runs in families. It is also the leading cause of blindness specifically caused by retinal degeneration. Vision problems usually start revealing themselves in... |
from NaturalNews.com http://ift.tt/2ogVmyh
No comments:
Post a Comment