Keeping your balance on a moving train—especially during high-speed travel or sudden braking—requires a combination of physical stance and "visual anchoring." The most effective stance is to keep your feet about shoulder-width apart with your knees slightly bent; this allows your legs to act as natural shock absorbers for the train's lateral "sway." You should avoid locking your joints, as this makes you a rigid object that is easily toppled. If you are standing, always maintain at least one "point of contact" with a handrail or seat back. To combat motion sickness or dizziness, look at the horizon through the window rather than at your phone or a book; this helps your inner ear (vestibular system) synchronize with the visual movement of the world. In 2026, many modern trains use "active tilting" technology to smooth out curves, but the centrifugal force can still be felt. If the train is particularly jerky, try to "surf" the movement by shifting your weight slightly from one foot to the other in time with the oscillations, much like an experienced sailor handles the deck of a ship at sea.