hierarchy - a series of ordered groupings of people or things within a system; put honesty first in her hierarchy of values. 1  celestial hierarchy - the collective body of angels. 2  data hierarchy - an arrangement of data consisting of sets and subsets such that every subset of a set is of lower rank than the set. taxonomy - a classification of organisms into groups based on similarities of structure or origin etc.
No, elevated blood pressure is not a known side effect of the flu vaccine. Other things, such as pain, can cause your blood pressure to rise.
Your pounding heart and flushed face say it all. Stress can temporarily boost blood pressure: For instance, some people have short-term hikes in blood pressure when they visit a doctor's office. Fortunately, these spikes in pressure are usually too fleeting to threaten your health.