Vascular: See a doc. Can be a serious problem but not likely in a 24 year old. Most likely raynauds or vasculitis.
Answered 9/28/2016
5.2k views
Circulation: Bluish toenails can be indicative of circulation issues, low oxygen in the blood. Some people have variations in blood flow and this condition might resolve by itself see your primary care doctor for a full evaluation.
Answered 8/1/2013
5.2k views
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