a narrow opening produced by cleavage or separation of parts. 2. cleavage (def 1). 3. Anatomy. a natural division or groove in an organ, as in the brain. verb (used with object), fissured, fissuring. 4. to make fissures in; cleave; split.
A diet rich in potassium helps to counterbalance some of sodium's harmful effects on blood pressure. Foods that are good sources of potassium are listed in the Food Sources of Potassium table on the next page.
Vitamin E contains small amounts of estrogen and is essential for the proper functioning of the blood and for the production of estrogen, which may explain why it helps decrease or eliminate hot flashes. Vitamin E has the ability to relieve vaginal dryness and painful intercourse.