While water is the primary substance, sweat also contains electrolytes, such as sodium, chloride, potassium, and magnesium, small amounts of urea and lactate, as well as trace elements like copper, zinc and iron. The loss of excessive amounts of electrolytes and water can quickly dehydrate you.
For 2015, the premium for the Humana Walmart RX plan is only $15.60 per month, with a co-pay as low as one dollar after the deductible is met if you fill your prescription at Walmart-branded pharmacies.
Fees for RPEâ  can range from $750 per quadrant to $1000 per quadrant (there are 4 quadrants if all teeth are present). Full mouth RPEâ  treatment can range from $3000 to $4000, depending on the severity of disease and the number of teeth treated. There are no fees for the examination or digital records.