Serpent (symbolism) The serpent, or snake, is one of the oldest and most widespread mythological symbols. The word is derived from Latin serpens, a crawling animal or snake. Snakes have been associated with some of the oldest rituals known to humankind and represent dual expression of good and evil.
1 Osteoporosis, a condition characterized by reduced bone mineral density and increased bone fragility.  Rickets, a childhood disease characterized by impeded growth and deformity of the long bones. The earliest sign of subclinical vitamin D deficiency is craniotabes, abnormal softening or thinning of the skull.
1 A deficiency in any of these Vitamins could indicate a weak liver. 2  Some symptoms of a Vitamin A deficiency are tubal pregnancies, wounds healing with a thick scaring or adhesions.  Most common Vitamin E deficiency are tightness in the calves of the legs when you stand, climb steps or a ladder and hot flashes.