I began this series 10 weeks ago with the aim of offering some strategies to increasing our resilience to disease. Not just Covid-19 but any opportunistic pathogen who feels we might make a good host.

Since then the world has struggled to return to normal, with varying success and a great deal of uncertainty. However, it is becoming clear that the experts can not find a consensus on what will happen next, whether the virus will fizzle out, or come back as a second wave or an annual event.

The fact that the supermarkets have erected permanent perspex barriers for cashiers and service industries such as hairdressing have done the same, seems to indicate that we will need to take precautions to stay infection free for some considerable time to come.

I believe that we need to take responsibility for our own health where possible, and since the majority of…