Changing length of days reverses how estrogen affects aggressiveness in mice
New research shows how simply varying the length of daylight to which mice are exposed to can change how aggressively they react to other mice. However, in the long days of s...Aggressiveness is a prime heart disease risk
Older men with high levels of hostility have a greater risk of heart disease than if they smoke or have high cholesterol. Researchers in the US conducted a survey of 720 men, average age 65, noting their level of hostility towards others and the world around them.// They also asked them about traditional heart disease risk factors, like smoking, high cholesterol, and weight to hip ratio....Cartoons to Indicate Aggressiveness in Urban School Girls
Researchers working closely with African American inner city schoolgirls have been developing culturally sensitive drawings of problematic social incidents to help measure// which children are likely to take offense and react aggressively. "The girls preferred the cartoons over traditional written descriptions of provocative social situations," said study leader Stephen S. Leff, Ph.D....