Treadmill desks can cause seasickness. At least for people video chatting with you :) https://www.youtube.com/watch?v=Z-SKWfNWS08 https://www.youtube.com/watc

Treadmill desks can cause seasickness. At least for people video chatting with you :) https://www.youtube.com/watch?v=Z-SKWfNWS08 https://www.youtube.com/watch?v=Z-SKWfNWS08 Not sure how fast the person in this video is walking though. [edit: looks like he's walking at 2-2.5mph, whereas author recommends 0.5mph]