Body balance between inside & outside

As time passes the effectiveness of Vaccination with Pfizer or Moderna for SARS CoV-2 reduces to 66%, though that before this April was 91%, so informed by CDC. On the other hand Vaccine by J&J gained high score if compared with former two. Because the information displaces momontaly, everyone is so nervous on this kind of News, probably the threatening and fear make us so. We are not always in the best condition to live, we keep our lives dependent on various internal and external circumstantial barance. We fall into disease when the barance was destroyed by some reason, especially, disruption of equilibrium due to immunity destruction causes irreversible result, sometimes into fatal. The capability to keep the balance is exquisite at all, as a proof, the same equivalent condition is impossible to reproduce by AI technology. Keeping our lives itself is mysterious, don't you think?