Expert opinion: Mark Johnson is a San Diego-based journalist and author of Spitting in the Soup: Inside the Dirty Game of Doping in Sports. Here he lays out the associated risks of sports supplements
‘Supplements are a risky business’
Expert opinion: Mark Johnson is a San Diego-based journalist and author of Spitting in the Soup: Inside the Dirty Game of Doping in Sports. Here he lays out the associated risks of sports supplements