Imagine stepping off a cruise ship or a long flight. Only this time, you feel like you’re still moving long after your feet hit the ground. This is the reality for people who suffer from mal de débarquement syndrome, or MdDS. Mal de débarquement syndrome is French for “sickness of disembarkment.” Disembarkment meaning returning to land from a ship or a plane. When you take a cruise or flight, your body has to adjust to the constant movement. This is...