And because silk does not retain moisture, it won't wick moisture or your anti-aging cream away from your skin.

WSJ: Better Beauty Sleep

So it was that I embarked on an upgrade trek for my European i9000 with CyanogenMod to get their latest stable CM9 version and try to bring my aging device kicking and screaming into the Ice Cream Sandwich age.

ENGADGET: IRL: Mailplane, Verizon Wireless iPad and the Samsung Galaxy S running CM9

In a study published in the Annals of Internal Medicine, researchers showed that people instructed to apply sunscreen every day showed 24% less skin aging, as measured by lines and coarseness of the skin, than those told to use the cream as they usually do.

WSJ: Sunscreen Each Day Stops Wrinkles

And if the spa's gem associations are a stretch, they're comparable to what others are doing, like using diamond dust in anti-aging body treatments and here, for obvious reasons, sapphire dust as well (which felt great in a body cream but didn't have any discernible effect).

FORBES: Off the Beaten Track