Lithium Li Atomic Number: 3 Atomic Weight: 6.941 ______________________________________________________________________________ Human Physiology: - 27th most abundant element - exact function not well understood but appears to be essential for reproductive health and to handle stress - The amount needed is within a very narrow range, to much is very toxic Sources: - Spices - Dairy - Tomatoes, mushrooms, cucumbers, cabbage - Meat Deficiency: - Affective disorders symptoms aggravated (Schizophrenia, bipolar illness) Excess: - Tremor - Dizziness - Diarrhea - Sleepiness