In most cases, MdDS goes away within the first 24 hours. Even without treatment, most people improve within one year. However, in rare instances, people may experience symptoms for months or even years.
One reason people feel post-vacation fatigue is that they push themselves too hard when they're back home. If someone's effort to take care of as many home tasks as possible before leaving fell a little short, there can be an overwhelming feeling of “I need to catch up to get back on track”.
Avoid spicy, greasy, or fatty meals. DO NOT overeat before traveling. Drink plenty of water. Dry crackers and carbonated sodas (such as ginger ale) help some people avoid nausea.
Other ways to prevent seasickness are to: be sure to have a little food in your stomach at all times (it's actually worse to have an empty stomach) get fresh air frequently.
The best way to prevent motion sickness is to look out at the horizon when you're moving in a car, boat or plane — this helps to eliminate the sensory mismatch, because your eyes see that you're moving, Dr. Golding said.