My nails are all dark. the right thumb having darker bands on them than the rest. i dont think theres any fungus. im not sure what could be wrong with them.

Depends: If your nails have always been dark, that is part of your natural pigmentation. If the color has changed recently, then you may wish to see your doctor so that you could be tested for fungal infection. Wish you good health! - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink