Showing posts from December, 2020

Your Health and The Experts - Keep them on the Watch During this COVID-19 Crisis.

  We look at the question: How do vaccines work? We the try to analyse how this question is addressed by what are believed to be reliable health information sources with evidence-based intervention approaches often echoed by our public health experts. First .we revisit some of the fundamental principles of biology relevant to the current topic, as expressed by Sadava and others (2017),captured in the following except: “Organisms sustain and renew themselves;  use molecules obtained from the environment to synthesize new biological molecules , extract energy from the environment and use it to do work .” One more universally accepted tenet common to organisms or living matter, relevant to this issue, is that of the ability of living matter to recognize and distinguish non-self from self, Gonzalez (2011) Now getting to the issue:   How does a vaccine work?   PublicHe addresses the question in the following excerpt: “ A vaccine works by training the immune system to recognize and