The study found that people exposed to lead because of their occupation were more than three times as likely to develop Alzheimer's disease later in life. This category of worker includes welders, potters, munitions workers, and people who work with certain types of inks, among others. Led by Elisabeth Koss, Reuters, May 3, 2000. The Harvard School of Public Health reports that the size of a man's belly appears to influence his chance of becoming impotent. The larger the waist measurement, the more likely a man was to suffer from erectile dysfunction, investigators say.
Researchers believe excess weight reduces blood circulation, leading to the disorder.
They suggest that a waist size of 42 inches or more in an average-build man is too much. Reuters, reporting on the work of Eric Rimm, et al., May 3, 2000. Anger-Induced Heart Attacks Researchers for the University of North Carolina have been quantifying the effects of strong emotion on the cardiovascular system recently. The effect was especially noticeable in persons of normal blood pressure. This study of 13,000 participants suggests that such heart attacks are not caused by a piece of cholesterol-rich plaque breaking off and clogging a smaller artery, but as a result of blood vessel spasms related to strong emotional states.