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  1. Fingernails: Do's and don'ts for healthy nails - Mayo Clinic

    Nov 22, 2024 · Take a close look at your fingernails. Do they look strong and healthy? Or do you see ridges, dents, or color or shape changes? Fingernail care can help prevent many nail conditions. And …

  2. Mononucleosis and Epstein-Barr: What's the connection?

    Jan 11, 2023 · The Epstein-Barr virus sometimes causes a disease known as mono. Learn who is at risk and what the symptoms are.

  3. Hashimoto's disease - Symptoms & causes - Mayo Clinic

    Apr 30, 2025 · Hashimoto's disease is an autoimmune disorder affecting the thyroid gland. The thyroid is a butterfly-shaped gland located at the base of the neck just below the Adam's apple. The thyroid …

  4. Types of psoriasis (psoriasis pictures) - Mayo Clinic

    Dec 14, 2023 · Psoriatic nails may become loose and separate from the nail bed (onycholysis). Severe cases may cause the nail to crumble. Nail psoriasis often accompanies another type of psoriasis, …

  5. Iron deficiency anemia - Symptoms & causes - Mayo Clinic

    Sep 20, 2025 · Cold hands and feet. Irritation or soreness of the tongue. Brittle nails. Restless legs syndrome. Iron deficiency anemia also can cause: Wanting to eat things that aren't food, such as ice, …

  6. Mayo Clinic Minute: Fingernails are clues to your health

    Mar 13, 2024 · Learn six clues to identifying health conditions based on changes in your fingernails.

  7. Nickel allergy - Symptoms & causes - Mayo Clinic

    Sep 19, 2025 · Nickel allergy is an immune system reaction to nickel that usually causes an itchy rash where the metal comes in contact with the skin. Nickel allergy is usually related to earrings and other …

  8. A note about manicures and pedicures - Mayo Clinic

    If you rely on manicures or pedicures for healthy-looking nails, keep a few things in mind. Go to salons that show a current state license. Work only with technicians also licensed by the state board. Don't …

  9. Skin cancer - Symptoms and causes - Mayo Clinic

    Apr 8, 2025 · Learn about skin cancer, including basal cell carcinoma and squamous cell carcinoma. Find out about symptoms, treatments and ways to lower your risk.

  10. Can you spot a fake health article? - Mayo Clinic

    Aug 16, 2025 · Can you spot a fake health article? Not all health information you see online is helpful. Learn how to spot fear tactics, false claims and clickbait cures before they harm your health. It's …