Adequate protein intake is one way to help prevent sarcopenia, a substantial decline in muscle mass and strength that can accompany aging. But do you know how much protein your diet contains? Here's a quick guide to the main food sources of protein.
There has been much interest in the role of nutrition in eye health, which has generated hundreds of studies in recent years—and many promising leads. Here, we look behind the eye-health claims made for a variety of foods and supplements.