Answer;
-Sodium
Because Andy has high blood pressure and heart disease, he must lower his intake of Sodium.
Explanation;
-Eating substances rich in sodium such as salt raises the amount of sodium in the bloodstream and wrecks the delicate balance, reducing the ability of the kidneys to remove the water.The result is a higher blood pressure due to the extra fluid and extra strain on the delicate blood vessels leading to the kidneys.
-Therefore, for an individual with high blood pressure and heart disease like the case of Andy, he or she must lower the intake of sodium.
The process of when a lake freezes in the winter and thaws in the spring without changing the size or shape is neither constructive or destructive! It's neither.