Dr Michael Mosley, pictured, has developed a plan to help people improve their health and diet during this latest lockdown Sometimes it feels like Groundhog Day. It’s nine long months since we first went into lockdown, yet here we are again. The difference this time, of course, is that there are vaccines and we can see the light at the end of the tunnel. In fact, I am incredibly optimistic that by the summer this will all be behind us. But right now, Covid-19 is still a risk. So what can you do to protect yourself against the new and much more infectious variant, beyond staying as far away as possible from everyone else?