2015 World Championships in Athletics – Women's heptathlon 2015 World Championships in Athletics – Women's heptathlon The women's heptathlon at the 2015 World Championships in Athletics was held at the Beijing National Stadium on 22 and 23 August. Hanna Kasyanova (née Melnychenko) of Ukraine entered the competition as defending champion, although the favourite for the competition was the silver medalist of 2013 World Championships Brianne Theisen-Eaton who is the world leader by a margin of more than 250 points. Other potential winners and medalists were 2009 World and 2012 Olympic champion Jessica Ennis-Hill, returning from giving birth to her first child, 2015 European pentathlon champion and 2014 world
Doping at the World Championships in Athletics disqualifications within a given event. Where the same athlete has been disqualified at multiple editions of the championships, each athlete disqualified per year is counted. "Last updated 17 March 2018" Doping at the World Championships in Athletics As a signatory to the World Anti-Doping Code, the International Association of Athletics Federations (IAAF) prohibits the use of banned performance-enhancing substances by competitors at the World Championships in Athletics. A list of WADA-banned substances is regularly published to the public and amended as scientific knowledge expands. The IAAF and anti-doping bodies undertake in-competition sampling of athletes blood and urine in order to