This is a test of commonsense. Complete the next sentence:

How to recognize and prevent a hookworm infection
Be aware of who is most at risk.
Some people are more likely to come into contact with hookworm infection than others due to their work, play, or other habits. Those most at risk include :
People who come into direct contact with soil contaminated with human feces such as gardeners, builders, plumbers, etc.
Children who frequently play outside barefoot, or who play in contaminated soil. Recognize the symptoms of a hookworm infection.