Prevent the #1 cause of vision loss

The number of people with age-related macular degeneration (AMD), the top cause of vision loss in folks over 50, is more than 2.75 times higher than previously thought. "The earliest warning sign is blurring of your central vision or difficulty seeing at night and in low light," says Jason Miller, M.D., at the University of Michigan Kellogg Eye Center. To reduce your risk...

- Alyssa Sybertz

✓Sip a green smoothie

Toss a handful of baby spinach into your smoothie for a dose of one of nature's top sources of nitrates. These compounds are easily converted into nitric oxide, which dilates blood vessels and improves blood flow to the retina. Indeed, an Australian study found that people who ate the most leafy greens were up to 35% less likely to develop AMD than those who rarely ate them.

✓Enjoy a catnap