Boat Back Ache Can You Develop Motion Sickness As An Adult?

Can you develop motion sickness as an adult? - boat back ache

I was never sick when I younger than 15 years ago. After 15 (in the now 20), everything seems to give me motion sickness, the real constantly dizzy. I also have an anxiety disorder and its unclear whether anxiety or illness only real movement. The wonder is more likely, and there is nothing I do? I have dizziness, stomach discomfort can, headaches, and if someone my driving, flying and sailing ships.