Why Clearing Your Throat Triggers Hiccups: Causes and Remedies

Throat hiccups?

Recently, I have noticed that clearing my throat triggers hiccups, which never happened before.
What could be the reason for this? Also, could you please suggest some methods to help with phlegm? Thank you!

Chen, 20~29 year old female. Ask Date: 2020/02/05

Dr. Zheng Jueyi reply Otolaryngology

Hello, clearing the throat may trigger diaphragm spasms, leading to hiccups.
You can try holding a mouthful of water and swallowing it in small amounts multiple times to alleviate the hiccups.
As for excessive phlegm, it is often associated with chronic irritants such as smoking, gastroesophageal reflux, air pollution, and post-nasal drip.
It is advisable to drink plenty of water and reduce exposure to these irritants.
If symptoms persist without improvement, it is recommended to seek medical evaluation.
Wishing you safety and health.
Sincerely, Dr.
Jue-Yi Cheng, Head of the ENT Department, Taoyuan Hospital, Ministry of Health and Welfare.

Reply Date: 2020/02/05

More Info

Clearing your throat can sometimes trigger hiccups due to a few interconnected physiological mechanisms. Hiccups, or singultus, are involuntary contractions of the diaphragm muscle, followed by a sudden closure of the vocal cords, which produces the characteristic "hic" sound. When you clear your throat, you may inadvertently irritate the diaphragm or the vagus nerve, which is responsible for controlling the diaphragm's movements. This irritation can lead to the hiccup reflex.

Several factors can contribute to this phenomenon:
1. Irritation of the Vagus Nerve: The vagus nerve runs from the brain to the abdomen and is involved in many bodily functions, including the control of the diaphragm. When you clear your throat, the action can stimulate this nerve, leading to hiccups.

2. Gastroesophageal Reflux Disease (GERD): If you have GERD, the acid can irritate the throat and esophagus, leading to frequent throat clearing. This irritation can also trigger hiccups.

3. Respiratory Issues: Conditions that cause increased mucus production or irritation in the throat, such as allergies, colds, or sinus infections, can lead to frequent throat clearing. This can create a cycle where clearing the throat leads to hiccups.

4. Nervous System Response: Sometimes, the act of clearing your throat can be a nervous habit, and the stress or anxiety associated with it can trigger hiccups.

To manage and potentially reduce the occurrence of hiccups triggered by throat clearing, consider the following remedies:
1. Stay Hydrated: Drinking water can help soothe the throat and reduce the urge to clear it. Sipping water slowly can also help prevent hiccups.

2. Controlled Breathing: Taking slow, deep breaths can help relax the diaphragm and may stop hiccups. You can try inhaling deeply through your nose, holding your breath for a few seconds, and then exhaling slowly.

3. Avoid Irritants: If allergies or irritants are causing throat clearing, try to avoid them. This may include avoiding smoke, strong odors, or allergens.

4. Use Humidifiers: If dry air is irritating your throat, using a humidifier can help keep the air moist and reduce throat irritation.

5. Throat Lozenges: Sucking on throat lozenges can help soothe throat irritation and reduce the urge to clear your throat.

6. Medication for Mucus: If you are experiencing excessive mucus production, over-the-counter expectorants like guaifenesin can help thin mucus, making it easier to expel and potentially reducing throat clearing.

7. Consult a Healthcare Provider: If throat clearing and hiccups persist, it may be beneficial to consult a healthcare provider. They can evaluate for underlying conditions such as GERD, allergies, or other respiratory issues that may be contributing to your symptoms.

In conclusion, while clearing your throat can trigger hiccups due to irritation of the diaphragm or vagus nerve, there are several strategies you can employ to manage both the throat clearing and the hiccups. Staying hydrated, practicing controlled breathing, and addressing any underlying conditions can help alleviate these symptoms. If the problem persists, seeking medical advice is always a prudent step.

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