What cause motion sickness?

Motion sickness is a common condition that occurs when there is a conflict between the signals that the brain receives from the inner ear, eyes, and other sensory organs. This conflict can occur when you are travelling in a car, boat, plane, or other moving vehicle.

The inner ear contains fluid-filled canals and organs that help with balance. When you move, the fluid in these canals moves as well. This movement sends signals to the brain about the direction and speed of your movement.

The eyes also send signals to the brain about movement. When you look at something, the image on your retina moves as you move. This movement also sends signals to the brain about the direction and speed of your movement.

The brain uses the signals from the inner ear and eyes to create a sense of balance and orientation. When these signals are conflicting, the brain can become confused and disoriented. This can lead to symptoms of motion sickness, such as:

* Nausea

* Vomiting

* Dizziness

* Headache

* Fatigue

* Sweating

* Pale skin

* Cold sweat

Motion sickness can also be caused by certain medical conditions, such as migraines, ear infections, and brain injuries. If you experience motion sickness, it is important to see a doctor to rule out any underlying medical conditions.

There are a number of things you can do to prevent or reduce motion sickness, such as:

* Sitting in the front seat of a vehicle

* Looking out the window

* Avoiding reading or using electronic devices

* Eating a light meal before travelling

* Avoiding alcohol and caffeine

* Taking over-the-counter motion sickness medication

If you do experience motion sickness, there are a number of things you can do to relieve the symptoms, such as:

* Lying down

* Closing your eyes

* Resting in a cool, dark room

* Drinking ginger ale or peppermint tea

* Eating crackers or dry toast