If you're curious about an engineering approach to attack the root cause of seasickness, check out the Sea Keeper (https://www.seakeeper.com https://www.seakeep

If you're curious about an engineering approach to attack the root cause of seasickness, check out the Sea Keeper (https://www.seakeeper.com https://www.seakeeper.com). It's a big gyro that eliminates boat roll, which is one of the main culprits of seasickness. The landsickness treatment thing is something I would have paid money for. I was on a 3-day sailing trip and when I got off it was a couple of weeks before everything stopped spinning.