My ultimate 3-step science-backed guide on how to eat, walk and sleep yourself young, by SANDRA PARSONS, whose lifestyle tweaks have given her a biological age of 20 – at 61 | Daily Mail Online June 20, 2025 by jlamprecht https://www.dailymail.co.uk/news/article-14722579/My-ultimate-3-step-science-backed-guide-eat-walk-sleep-young-SANDRA-PARSONS-lifestyle-tweaks-given-biological-age-20-61.html