Take a good long look at your nails. Hold a hand level with your nose about a foot out from your face and scrutinize each one.
Look at the curves, dips, ridges, and grooves. Check out how thick or thin they are and if your nails are chipped or broken. Make a note of the color of the nail itself, the skin under it, and the skin around the nail.
Check your memory — have your nails always looked like this? Changes to your fingernails and disease onset are linked, so note any new developments. With this fresh view, compare what you see with this list of eight potential fingernail health warnings.