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.
By means of the sodium-potassium pump, living human cells pump three sodium ions out of the cell in exchange for two potassium ions pumped in; comparing ion concentrations across the cell membrane, inside to outside, potassium measures about 40:1, and sodium, about 1:10.