A study published in BMJ draws attention to the need for identification as soon as possible of the causes that determined the dramatic decrease of production of spermatozoids in the last 3 decades, on men from developed countries.

The incidence of hepatic cancer has registered an increase worldwide in the last 25 years, however, the causes of such malady are very different, depending on geographical area and, to a certain extent, on the economic situation. These are the conclusions of a study published in the JAMA Oncology Magazine. The study was coordinated by dr. C. Fitzmaurice, from University of Washington, Seattle.

In conformity to the data published in a report of United European Gastroenterology (UEG) in July 2017, in Europe, the consumption of alcohol per capita is the highest in the world, being noticed as well an alarming increase of the number of digestive cancers associated to it.

The excess of adipose tissue, mainly around the waist, seems to have a similar importance as body mass index (BMI) in increasing the risk of different forms of cancer-associated to obesity.