But now Mr. Harris, 50, spends time educating African-American men about their higher-than-average risk of prostate cancer.

Dr. Ridker and others have found that elevated C.R.P. levels are associated with a higher-than-average risk of developing Type 2 diabetes - the kind that occurs in adults.

Adults who have celiac disease have a slightly higher-than-average risk of lymphoma, which usually develops in the intestine.

A man whose father, brother, or son has had prostate cancer has a higher-than-average risk of prostate cancer.

Ford redesigned part of the car and it was re-tested, but the higher-than-average risk of chest injury to the driver in the frontal impact remained.

Blacks, Native Americans and Hispanics have a higher-than-average risk, as do people with a family history of the disease.

Because you have diabetes, you are at higher-than-average risk of a heart attack and stroke.

Others at higher-than-average risk include young adults, immunosuppressed persons, persons with inflammatory bowel disease or diabetes, and those taking H2 blockers or antacids.

Now that share prices have soared, Mr. O'Brien looks abroad for companies he thinks offer better-than-average growth prospects, but without higher-than-average risk or valuations.

Adults who have inflamed nasal passages (rhinitis) have a higher-than-average risk for asthma.