But arriving in Budapest, she said she was happy again and had her eyes on a medal to add to the silver at the Tokyo Olympics and bronze at last year’s Worlds in Eugene having previously been an also ran when it came to the outdoor major championships.
But the pace from Kipyegon proved too much for Muir, who fell back to sixth with 200m to go and maintained that position to the line
Mother-of-one Kipyegon, who had set three world records over three different distances in the course of just 50 days, was a class apart.
Ethiopia’s Diribe Welteji took silver with Sifan Hassan, who had fallen when within sight of gold in the 10,000m earlier in the championship and with her right elbow heavily bandaged, completed the podium. Ireland’s Ciara Mageean was agonisingly just outside the medals in fourth.