1 Blue or White Fingertips
This is a sign of bad circulation of blood, which could be a symptom of any number of illnesses or ailments.
2 Nail Ridges
See those ridges going horizontally on the nails? This may be a sign that you are fighting or recovering from a serious illness.
3 Pale Nail Beds
Excessive paleness of the nails, where they almost appear white, could mean you have an iron deficiency.
4 Trembling Hands
Assuming that you are not going through some kind of alcohol withdrawal, this could be a sign of Parkinson’s.
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