Highly active elderly people can boost their immune systems to protect against infection, according to research.
https://www.westkentctc.org.uk/wp-content/uploads/2018/03/cycling-therapy-1.jpg225400ctcadminhttp://www.westkentctc.co.uk/wp-content/uploads/2018/02/West-Kent-CTC-logo.gifctcadmin2018-03-09 11:55:022018-03-09 11:55:02How exercise in old age prevents the immune system from declining
