The training benefits of running in really hot weather

How running in the heat can make you faster in the fall

Decision to move Olympic marathon from Tokyo to Sapporo draws criticism

The host city says the IOC decided on Sapporo, which is 800K from Tokyo, without consultation

Olympic marathon and race walk events moved to Sapporo for 2020

The 1972 Winter Olympics site is expected to be five to six degrees cooler than Tokyo in late July, and significantly less humid