The number of men in the United States with undiagnosed diabetes has declined sharply over the past 25 years, with Hispanics and African-Americans no longer more likely than whites to unknowingly have the disease.
The impact of demographic and family influence factors on smoking initiation varies over time. However, the maximum risk for initiation is during the early teen years, and the range of considerable vulnerability is during middle school and high school.
Male infertility presents a particularly vexing clinical problem. While the patient's semen may seem to be the target for diagnostic and therapeutic interventions and analysis, a positive outcome is in fact manifested by another person, a mother, giving birth to a child.
Children in the sixth and seventh grades that are exposed to alcohol advertising at high levels were 50 percent more likely to drink and 36 percent more likely to intend to drink than children whose exposure to alcohol advertising was very low.