Fingernails grow 3.47 millimeters a month; toenails grow 1.62 millimeters a month. Taking biotin supplements may strengthen nails and promote their growth. Avoid using nail cosmetics regularly, as ...

Some mistakes -- including while getting manicures -- could be weakening your nails. But there are ways to fix them. Ilja - stock.adobe.com Leave your weak nails in 2024. Dr. Mary Stevenson, a ...

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If you’re wondering how long you’ll live, the answer could be right at your fingertips. According to Dr. David Sinclair, a professor of genetics at Harvard Medical School, your nails are actually a ...