What causes travel sickness? A glitch in the brain | Dean Burnett

With everyone holidaying for summer, travel sickness is going to be an issue for many. But why? It could be an evolution-based glitch in the brainA lot of people, when they travel by car, ship, plane or whatever, end up feeling sick. They’re fine before they get into the vehicle, they’re typically fine when they get out. But whilst in transit, they feel sick. Particularly, it seems, in self-driving cars. Why? One theory is that it’s due to a weird glitch that means your brain g