A lack of vitamin B12 can cause a person to develop blue-black nails. Anemia occurs due to a lack of red blood vessels. It can cause a person to develop pale or spoon-shaped nails. Nail ...

Bluish nails represent insufficient oxygen in your ... This distinctive shape most commonly indicates iron deficiency anemia but can also appear with hemochromatosis, heart disease, and ...

Beyond trimming and painting, nails offer vital health clues. Doctors examine nails for early signs of liver, lung, heart ...

Other conditions can also cause anemia, including sickle cell ... or eyes may turn blue or other colors. The nails may also curve, and the cuticle, which is the small piece of skin at the ...

It could also indicate an abnormal form of hemoglobin (a protein in red blood cells) like it does with sickle cell anemia ... symptoms include bluish-gray lips or fingernails from lack of oxygen.

Researchers from Emory University and Georgia Tech developed a smartphone app to screen for anemia using images of a person’s fingernail beds instead of the conventional blood test. Anemia ...

Anemia affects more than 2 billion people worldwide, including an estimated 83 million Americans at high risk. Now, a new app delivers reliable, accessible screening directly to consumers ...

For example, white or pale nails could signal anemia, liver disease, heart failure or malnutrition. Yellow nails could indicate fungal infections, diabetes or thyroid disease. While vertical ...

AI-powered app enables anemia screening using fingernail selfies. ScienceDaily . Retrieved June 11, 2025 from www.sciencedaily.com / releases / 2025 / 05 / 250516134846.htm ...