The daily intake of soul weakens the human immune system and makes the body more vulnerable. This was reported by experts from the University of Utah in the United States.
Scientists have found that the shower with all the hygienic benefits of destroying the human immune system. Cleaning too often damaging to the body recognized microbiome - clusters of leather living on the surface of microorganisms, which form a kind of ecosystem, temper the immune system and prevent the invasion of pathogenic bacteria and viruses.
A good example of the negative health properties is microbiome people of Yanomamo tribe that lives in the jungles of South America. Not burdened with hygiene habits, they have a much greater accumulation of beneficial microorganisms to the surface of the body than most people.
The specialists do not call for complete abandonment of soul, recommending simply be moderate in hygiene.