People who eat more green leafy vegetables, a good source of nitrate, may significantly decrease their risk of developing glaucoma, according to a large study.
Based on long-term data for more than 100,000 U.S. adults, those who consumed the most nitrate – mostly from green vegetables like kale and spinach – were 21 percent less likely than those who ate the least nitrate to develop open-angle glaucoma by the time they were in their 60s and 70s.
Open-angle glaucoma, which affects about 1 percent of the U.S. population, usually starts with loss of vision at the . . .
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