Steps to take for preventing dry eye in cold weather
December 8, 2017
As cold winter months arrive, many people will live in dry, indoor conditions with the heat on all day, which contributes to the season's being the most common time people complain about dry, itchy and watery eyes.
Dry eye occurs when there is low tear production, or when the tear quality is poor and the tears evaporate too quickly. When people blink, tears spread evenly over the eye, keeping them smooth, healthy and clear. This is an important step for healthy, comfortable vision. However, it is estimated that 4.88 million Americans age 50 and older have dry eye, and suffer from irritated, burning and scratchy eyes.
https://www.news-medical.net/news/20171208/Steps-to-take-for-preventing-dry-eye-in-cold-weather.aspx