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.
Sodium Free â Low sodium diets help to reduce the risk of high blood pressure and stroke. Vitamin C â Don't just think of oranges anymore as a great source of Vitamin C! By eating one medium sized potato, you will receive 45% of the recommended daily value of Vitamin C â a great antioxidant.