Jewel admitted that she's off caffeine and feeling good! The singer said that she pushed herself so hard that she ended up with adrenal fatigue, and trimming away her caffeine fix meant that her body could cope with stress better in the long run.

Jewel admitted that she's picked up some new habits instead, but they aren't bad ones.

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"I weaned myself off of caffeine," she said.

"I have adrenal fatigue, which is basically when you run so hard for so long you burn out your body's ability to keep up with the high-paced lifestyle. Caffeine is a short-term fix, which can be detrimental to healing your body's energy needs by taxing your adrenal glands to create more cortisol than it has available. It's like borrowing money when you are broke."

Go to LimeLife.com to find out what healthy brew the musician is downing these days! (LimeLife.com)