The answer is: "cramp" .
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"A <u></u><u> cramp </u> is a painful localized muscle spasm named for its cause."
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Both the nervous and endocrine systems play a vital role in the survival of a person. They send messages to target areas in order to support life. The messages sent by the nervous system which are being released into a synapse are called neurotransmitters while the ones sent by the endocrine system via the bloodstream are called hormones.
Some factors that affect your health you can control are: physical environment, heredity, culture, social environment, behavior, and attitude.
To be honest, I'm not that sure on which one it is, but given choices lead me to think is the nervous system, probably because that's the reason our bodies are functioning, and compared to all other systems, the brain and the nervous system are needed for survival, otherwise you wouldn't be living.
Cecilia's is the healthiest because she is able to find a middle ground in a conflict and is reasonable in doing so. Also, she tries to find the root of the problem instead of just trying to get her way.
