After a year of social distancing and following public health measures to curb the spread of Covid-19, scientists and psychologists say we should be able to go back to pre-pandemic social norms such as hugging or shaking hands.
However, this is contingent on levels of vaccination and our ability to feel comfortable with each other and living with germs and microbes.
At the start of the pandemic, coronavirus researchers advised constant surface sanitation for fear of viral transmission, but now surface transmission is scientifically seen as low risk.
In some cases, however, we continue to attempt to zap germs, bugs and microbes with sprays and disinfectants to make our own homes, work places and public spaces safer and less likely to create