21.   The prospect of increasing the risk of cancer is frightening, but you must keep certain facts in mind.

22.   They can create nocturnal confusion, can result in cognitive and motor impairment, and can increase the risks of falls.

23.   Third, it would seriously increase the risk of default on our national debt.

24.   Having multiple partners increases your risk of sexual diseases.

25.   Some people are worried that electromagnetic fields from electric power lines could increase the risk of cancer.

26.   Any practice that draws blood could increase the risk of getting the virus.

27.   Being even moderately overweight increases your risk of developing high blood pressure.

28.   Very vigorous exercise can increase the risk of heart attacks.