Nail care
Learning Center
Dental braces
Wire-based appliances or clear aligners that orthodontists use to correct crowded and crooked teeth or a misaligned jaw (an overbite or an underbite).
Stress fractures
Stress fractures are tiny cracks in bones often caused by overuse or osteoporosis. Learn how to prevent and treat them.
Slide show: 7 fingernail problems not to ignore
See photos of fingernail conditions that warrant medical attention.
Mayo Clinic Minute: Fingernails are clues to your health
Learn six clues to identifying health conditions based on changes in your fingernails.
Nail ridges: Cause for concern?
Vertical nail ridges are common and often become more prominent with age.
7 fingernail problems not to ignore
Learn about fingernail conditions that need medical attention.
Fingernails: Do's and don'ts for healthy nails
Find out the signs of a problem with your fingernails, plus tips for taking care of them.
Concussion
This brain injury can cause headaches, dizziness, trouble concentrating and other symptoms that often improve within days to weeks.
Autoimmune pancreatitis
Autoimmune pancreatitis is a relatively uncommon disease of the pancreas that may be mistaken for pancreatic cancer.
Acne
Learn more about this common skin condition, including causes, treatments and simple skin care steps you can do at home to help control it.
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