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follicle testing
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The Hidden Science of Passing a Follicle Test—What You Need to Know
Hair doesn’t lie—or so the saying goes. But when a follicle test looms, the stakes feel anything but mythical. Unlike urine or blood tests, which measure...
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Hair doesn’t lie—or so the saying goes. But when a follicle test looms, the stakes feel anything but mythical. Unlike urine or blood tests, which measure...