Don’t freak out, but the human human body — and almost certainly your system — is swarming with tiny parasites. If we were being to rely every single cell in your human body, only about 43 {272cf403bcff3cf22e9e69771caac17f4a7e39cef36aa062899cc355f3ca53b9} would be human. The relaxation are microbes, viruses, parasites and other single-celled organisms. […]