On Weekends

For many people, the nausea of seasickness can be a really unpleasant and often debilitating experience

In certain cases – SCUBA diving, for example, it can even put the individual in real danger. Throwing up into an air-providing mouthpiece, for example, can not only be scary, it can be life-threatening.

But what do we really know about seasickness – and is there a real cure for seasickness?

Well, we know that it is most often caused by the confusion of visual cues coming from the eye that tell the brain things are stable, and internal cues – particularly those coming from the centre of balance, in the inner ear – that tell the brain that things are in fact moving.

On a boat or a ship, for example, when we look at the cabin, visually it appears to be fixed and unmoving, yet our internal centre of balance tells us otherwise and this produces feelings of confusion and nausea. Read the rest of this entry »

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