Dr. Lad talked often about how much you can learn by looking at a person’s nails.
Diabetes, heart attacks, hyperthyroidism… it’s all there, with simple noninvasiverugna patrakam (physical analysis).
Now, Medscape has published a comprehensive article on this very subject, 40 some pages long, where the following are discussed:
I was so happy to see this article. Not only does it give plenty of really helpful tips, with pictures, it is a strong confirmation of Ayurveda‘s validity.
You will need to sign in to view the article but it is quite worth it.
[Here is a more recent article in Medscape with 14 pictures: http://www.medscape.com/features/slideshow/nail-diseases?src=mp&spon=17&uac=96118PN]