The nails can be thin, thickened, broken, frayed, fragile, deformed, discoloured, bended, ingrowing, and loose. Onychomycosis, inflammation, psoriasis, and growth disturbances can be caused by various nutrient deficiencies.
An allergic dermatitis following from direct contact with nickelous metals; e.g. kitchen utensils, zippers, trinkets, bracelets, and earrings. The symptoms usually appear 1 - 3 days after having been in contact with the metal.
Can be caused by myopia, hypermetropia, strabismus, or inflammation of the iris. True colour blindness is only common in men. Night blindness (nyctalopia) is most common in countries where the population suffers from vitamin deficiencies.
NURSING & BREASTFEEDING, PROBLEMS WITH
Children get the best start in life by drinking breast milk for at least the first six months. Therefore, it is important to address problems with breast feeding which may arise in this period.