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Healthy aging and longevity

Getting a new knee: Timing is everything

Updated January 8, 2015

Don't rush into it, but don't wait longer than you need to.

More than 700,000 Americans will have one or both knee joints replaced this year, usually because of damage from wear-and-tear arthritis. Age itself is no barrier, and about half of total knee replacements go to people 65 and older. Replacing a joint damaged by osteoarthritis helps men stay active and independent.

Healthy aging and longevity

Rice: It's still healthy

Updated January 8, 2015

_{Image: Thinkstock}

Whole-grain rice is a healthy grain,
with multiple nutrients, fiber,
and protein.

Whole grains, including brown rice, are part of a healthy diet. However, health advocates have raised concerns about the tiny amount of arsenic that rice plants absorb from the soil. Also, a handful of studies have linked rice consumption to cardiovascular disease, although the evidence is preliminary and inconsistent. But now rice eaters can rest a little easier, thanks to a study in The American Journal of Clinical Nutrition.

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