Regular exercise cuts the risk of dying from infectious diseases such as Covid-19 by more than a third, according to new research.
An international team of scientists found 150 minutes a week of physical activity that gets you slightly out of breath can have a massive impact on immunity.
It suggests exercise can reduce fatalities by 37%, the danger of even catching similar diseases by 31% and boost the effectiveness of vaccines by up to 40%.
Professor Sebastien Chastin, who led the study, said: "You don't need to go to a gym, as dancing around the living room, going for a run or walk is just as effective. "In this period of pandemic being outside is better than in a gym or closed environment. "The clear message is 'stay active' - it's not