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Humans are more parasite-free and cleaner than we have ever been as a species (on average)....

Humans are more parasite-free and cleaner than we have ever been as a species (on average). How do we know this (use outside sources for this), and has this impacted our immune system (it has, tell me how) (3pts). What parasites still "bug" us (haha), and do you feel this will change in the future (2pts)?.

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Answer #1

Answer- The human are more parasite free as compared to olden times because of less medication and care for these type of parasites.

The cleanliness is a second way that affected the parasites effect on us. The parasites absence impact the immune system in a positive way as the energy is saved and also there are lesser harm to humans as compared to the conditions if parasites were present on humans just like the olden times.

Flee and lice are some bugs that still parasite the humans , in near future due to cleanliness habbits these will not be able to survive on us.

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