According to a recent study, when the surface temperature of the eye and eyelids drops to 86 degrees Fahrenheit (30 degrees Celsius) this could cause or worsen dry eye. The cold temps outside your body cause the oily substance secreted by lid glands to become too thick to spread properly onto the eye surface.
Macular degeneration, also known as age-related macular degeneration (AMD or ARMD), is a medical condition which may result in blurred or no vision in the center of the visual field. Early on there are often no symptoms.
There are two basic types of macular degeneration: dry and wet.. Approximately 85% to 90% of the cases of macular degeneration are the dry (atrophic) type.(1.) Dry age-related macular degeneration does not involve any leakage of blood or serum. Loss of vision may still occur.