obesity: when a person is extremely over weight
accumulate: gather together or acquire an increasing number or quantity of
mass: large body of matter with no definite shape
diet: the kinds of food that a person, animal, or community habitually eats.
prevalence: the fact or condition of being prevalent; commonness.
stigma: a mark of disgrace associated with a particular circumstance, quality, or person.
prevent(able): capable of being prevented; "conscious of preventable human suffering"
adolescent: in the process of developing from a child into an adult.
cardiovascular: of or relating to the heart and blood vessels
excessive: more than is necessary, normal, or desirable; immoderate
mechanism:a system of parts working together in a machine; a piece of machinery
sedentary: tending to spend much time seated; somewhat inactive.
predispose: make someone liable or inclined to a specified attitude, action, or condition.
a group of symptoms that consistently occur together or a condition characterized by a set of associated symptoms.