Medical marijuana is used to ease chemotherapy-induced nausea, and research has shown that it can help with motion-induced nausea as well. One of the conditions that take the fun out of trips and journeys is motion sickness. Whether the journey is by sea, land, or air, motion sickness makes it unbearable for some people. And it can affect persons of any age, as both old and young suffer from it. Medications exist for motion sickness,…