In a claustrophobic dimly-lit room in a Nairobi stadium, the diminutive Kenyan Paralympian Hellen Wawira Kariuki barely breaks a sweat as she powerlifts nearly double her weight, her coach urging her on.
"Sixty kilos is still warming up," grinned the 32-year-old, who qualified for the Paris Games that open next week in the para-powerlifting under 41-kilo category.