Immunity. Everything about our superorgan, whose work is not visible

Do you know why you shouldn't sterilize everything around? And how exactly does a vaccine work? Doctor of Medical Sciences, pediatrician Michael Hau and medical journalist Regina Hau answer these and many other questions concerning the defender of our body... - the immune system. They explain why being sick is not scary, and having several illnesses a year - is actually quite normal. They also tell how humanity will be able to fight diseases and help immunity in the near future! You will also learn: - how human immunity is formed; - what tools the immune system has to protect us; - where dirtier seats are: in the subway or in a taxi; - at what stage of evolution the immune system originated; - why the mother's immune system does not perceive the fetus as an enemy; - why immunity sometimes attacks our own body; - where the human immunodeficiency virus came from.