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Overview: Peeing in the pool is dangerous. Blue light on your phone disrupts your sleep. Exercising in the city is unhealthy. Marijn Frank, Joep van Deudekom and Tim Senders investigate what we think we know. |
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Overview: Peeing in the pool is dangerous. Blue light on your phone disrupts your sleep. Exercising in the city is unhealthy. Marijn Frank, Joep van Deudekom and Tim Senders investigate what we think we know. |