In traditional cultures, do couples that really love each other have more children? Polish researchers investigated that on the example of a Tanzanian people. It turned out that involvement in a relationship with a partner has a beneficial effect on reproductive success.
Christmas decorations in shopping centres in November does not shock us any more and is less surprising - believes ethnologist Dr. Grzegorz Odoj. He cautions, however, that through this extended time of commercial preparation for the holidays we should not start to value this period more than the holidays themselves.
It is difficult to conclusively state how the change of time affects human health; the results of the study are mutually exclusive - told PAP Dr. Dorota Wołyńczyk-Gmaj, psychiatrist, sleep disorders expert. However, since there are doubts in this matter, it is probably not worth the risk - she added.
Altruism among chimpanzees varies depending on status and sex, it is also an individual trait. These are the conclusions drawn from the two-year study of these apes - the closest evolutionary relatives of man - by psychologist Prof. Maciej Trojan from Nicolaus Copernicus University in Toruń.
Participants and witnesses of traffic collisions, as well as those who have lost their loved ones in an accidents, have the chance to receive free psychotherapy from specialists from the Faculty of Psychology of the University of Warsaw. This is the third edition of the TRAKT program.