Around a fifth of 12-19-year-olds in the US are obese, according to the CDC, which also warns that adolescent mental health remains in crisis. Both issues are on the radar of the gym chain Planet Fitness, which markets itself as a "judgment-free zone." It's allowing high school teens to work out for free in its clubs in the US and Canada over the summer. Joining the show to discuss is Planet Fitness CEO Chris Rondeau. 

Also on today's show: Eswar Prasad, Tolani Senior Professor of Trade Policy at Cornell University. 

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