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## Can You Sneeze While Scuba Diving?

Sneezing is a natural reflex that helps to expel foreign particles from the nose and throat. It is caused by a sudden contraction of the diaphragm and intercostal muscles, which forces air out of the lungs through the nose and mouth.

When you are scuba diving, the increased pressure of the water surrounding your body can make it difficult to sneeze. This is because the pressure of the water compresses the diaphragm and intercostal muscles, making it harder for them to contract.

In addition, the water in your nose and throat can also make it difficult to sneeze. The water can block the nasal passages and prevent air from flowing out of the nose.

So, can you sneeze while scuba diving? The answer is yes, but it is not easy. If you do sneeze while scuba diving, it is important to do so gently. Sneezing too forcefully can cause your mask to come off or your regulator to be dislodged.

## What Happens If You Sneeze While Scuba Diving?

If you sneeze while scuba diving, the following things may happen:

* Your mask may come off.
* Your regulator may be dislodged.
* You may experience a Valsalva maneuver.

A Valsalva maneuver is a forceful exhalation against a closed airway. This can cause a dramatic increase in intrathoracic pressure, which can damage your ears, sinuses, or lungs.

## How to Avoid Sneezing While Scuba Diving

There are a few things you can do to avoid sneezing while scuba diving:

* **Take a decongestant before diving.** This can help to clear your nasal passages and reduce the risk of sneezing.
* **Use a nasal spray.** This can also help to clear your nasal passages and reduce the risk of sneezing.
* **Avoid diving if you have a cold or allergies.** If you have a cold or allergies, you are more likely to sneeze. It is best to avoid diving if you are not feeling well.
* **If you do sneeze while scuba diving, do so gently.** Sneezing too forcefully can cause your mask to come off or your regulator to be dislodged.

## Conclusion

Sneezing while scuba diving is not easy, but it is possible. If you do sneeze while scuba diving, it is important to do so gently. Sneezing too forcefully can cause your mask to come off or your regulator to be dislodged.

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