This is Science Today. A lot has been written about dreams and what they might symbolize. Tonay says that all over the world, in every culture, men and women have differences in the way they dream. Men tend to have more aggression in their dreams than do women, all over the world, and women tend to have more friendliness in their dreams than do men. Men also tend to have way more men in their dreams than do women.
Women tend to have an equal number of men and women.
Because men tend to be more concerned with other men typically in life. Men tend to have fewer emotions too, in their dreams, than women do. For Science Today, I'm Steve Tokar. This is Science Today. Anesthesiologist Daniel Sessler of the University of California, San Francisco wondered about the health effects of keeping cool.