While we certainly didn't need a study to tell us this, it's good to have some data and apparently this is a rare study that actually got approval to give testosterone to healthy women. Women in the study who were given a hormone cream increased their running time to exhaustion by 21.17 seconds (8.5%).
Athlete testosterone levels need to be less than five nanomoles per liter for a period of 12 months before they can be eligible. The previous limit was 10 nanomoles.
The article points out that half the women's marathon field dropped out at Doha worlds.
Any professional photographer who has been officially accredited at an athletics event in 2019 can submit a photo. There is also a contest for the best fan photo of the year which anyone can submit.
This is due to fears over the Tokyo heat, as Sapporo is the northern-most and coolest prefecture in Japan. Temperatures there are as much as 40 degrees F cooler than in Tokyo during the day at the time of the Games.
Shoe-tying will be practiced at the pre-Tokyo training camp.
Racers coach Patrick Dawson took over coaching Blake in January after Blake and Glen Mills parted ways, but Blake's manager says he was "coaching himself" for a lot of this year.