Our fingernails are our version of animals’ claws, made from the same substance – keratin – as our hair, and the hooves and ...
Most fingernail ridges are harmless, especially vertical ridges that are a natural ... horizontal ridges can be a sign of ...
IF YOUR FINGERNAILS LOOK PALE, IT COULD BE A SIGN OF IRON DEFICIENCY. IF YOU HAVE VERTICAL RIDGES ... LOOK FOR HORIZONTAL RIDGES. THOSE ARE RIDGES THAT ARE ACROSS THE NAIL BED AND THOSE CAN ...
2023 — Neuroscientists have shown how vitamin D deficiency affects developing neurons in the brain's dopamine circuit, which may lead to the dopamine dysfunction seen in adults with ...