The leading causes of vision impairment and blindness in the US are primarily age related eye diseases. Cataract affects nearly 20.5 million Americans age 65 and older. About 2.2 million Americans have been diagnosed with glaucoma, and another two million do not know they have it. More than 1.6 million Americans over age 60 have advanced macular degeneration. Diabetic retinopathy affects more than 5.3 million Americans age 18 and older. The number of Americans with age-related eye disease is expected to double within the next three decades.

In this exclusive review, 'The Eye Digest' explores the affect of hormone replacement therapy (HRT) on AgingEye conditions: Cataract, Dry Eyes and Macular degeneration.