Life-saving warnings your nails are sending
Discolored Nails
Discolored fingernails can be caused by nail polish, but yellow nails can also indicate Psoriasis or Fungal Nail Infections. Brown nails can be a sign of Thyroid Disease or Malnutrition. White Nails can be an indication of Iron Deficiency. And blue-gray fingernails can show you aren’t getting enough oxygen!
Excessively Curved Nails
These excessively curved nails (or Pincer Nail Deformity) are caused by Kawasaki Disease, Psoriasis, Cancer, SLE and End-Stage Renal Disease.