Rachel Jacoby Zoldan is a beauty, health and lifestyle writer based in New York City. Her work has also appeared Refinery29, Men's Journal, Redbook, SELF, InStyle, HGTV Magazine and the Huffington Post. When she's not writing or editing, she's probably running, taking a yoga class or on a Spin bike somewhere. Thinking about really great leggings. (Also, maybe, the couch, too.)
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12 Everyday Habits That Are Wrecking Your Hair and Nails

Experts offer solutions to habits that actually can hurt the health of your hair and nails, from eating the wrong foods to sun exposure.