They did so not because the researchers of the study told them to do so, but because the lifestyle intervention being evaluated helped lower their stress.
In the second phase, people aged above 60 years and those over 45 with comorbidities will be vaccinated.
They both share a common mutation called N501Y, a slight alteration on one spot of the spike protein that coats the virus.
Northern Ireland went into a six-week lockdown and in Wales, restrictions that were relaxed for Christmas Day were also re-imposed.
According to the scientists, including those from Monash University in Australia, specific cells within the immune system called memory B cells, "remembers" infection...