Some of the known conditions that can cause excessive sweating are: Menopause - The hot flushes that accompany the menopausal transition can occur at night or day and cause sweating. This is a very common cause of night sweats in women around the time of menopause.
Physiology of Potassium Handling. Potassium (K+) is the most abundant cation in the body. About 90% of total body potassium is intracellular and 10% is in extracellular fluid, of which less than 1% is composed of plasma.
The movement of potassium into extracellular fluid from muscle cells is an important part of the contraction mechanism of muscle tissue. Potassium is pumped into the cell by active transport systems, which concomitantly pump sodium out of the cell.