Concerns are growing about possible heatstroke or heat exhaustion at the 2020 Olympic marathon due to the sweltering and humid weather expected in Tokyo.Experts are calling on the organizers to change the route or set up rest stations as the Tokyo Olympic event is likely to be extremely tough for runners and spectators compared with previous games.Akio Hoshi, a professor of health science at Toin University of Yokohama, said the risk of summer heatstroke in Tokyo has escalated in recent years, while noting the Olympics are expected to take place in conditions when sports activities should n…READ FULL ARTICLE