Research suggests that there is a(n) correlation between the number of background stressors a person faces and the likelihood that he/she will experience health problems like the common cold.

The answer is positive correlation.

Explanation:

Although most stressors have only short-term effects on most young people, stress can affect mood, behaviour and health in the long term as we get older. It all depends both on the intensity and frequency of the stressors, and the genetic or psychological vulnerability of the person.

Stress has ben linked to contagious or chronic diseases, and to substance abuse.

united states government;

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