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Causes of a persistent sore throat -

A number of conditions can trigger a persistent sore throat, therefore it's important to understand them to get adequate treatment. 

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Allergies -

You're particularly susceptible to a persistent sore throat if you have allergies associated with things you breathe in, such as pollen, dust, and mold.

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Smoking -

Smoking tobacco or other substances can lead to throat irritation, along with worsened respiratory conditions, such as asthma, bronchitis, and emphysema.

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Postnasal drip -

Postnasal drip causes mucus to drain from your sinuses into the back of your throat, leading to a persistent raw, sore, or scratchy throat. It can be triggered by weather changes, spicy foods, and allergies.

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Acid reflux -

Also known as heartburn, acid reflux occurs when the lower esophageal sphincter (LES) has weakened and becomes unable to close tightly. Stomach contents then flow backward and up into the esophagus. It can sometimes lead to a sore throat. 

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Mouth breathing -

Breathing through your mouth regularly, particularly when you’re asleep, can lead to an inflamed and sore throat. 

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Tonsillitis -

If you're experiencing a prolonged sore throat and are unable to find relief, you may have an infection like tonsillitis.

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Air pollution -

If you live in a large city, it's possible to develop a persistent sore throat, coughing, and other asthma-like symptoms from smog, a collection of airborne pollutants. 

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Mononucleosis -

The Epstein-Barr virus causes mononucleosis, also called mono. It can result in a long-lasting infection and flu-like symptoms, including a sore throat.

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Viral and bacterial infections -

Viruses, such as those responsible for the common cold or flu, are the most common cause of sore throats. These usually resolve without treatment.

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Throat cancer -

Alongside a persistent sore throat, throat cancer can cause a lot of coughing, pain when swallowing, and blood in the saliva. However, it's important to note that this is a rare cause of persistent sore throat.

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When to see a doctor -

If you have a sore throat that's lasted for more than seven to 10 days, make sure to schedule an appointment with your healthcare provider, especially if it's accompanied by fever, difficulty swallowing, or breathing problems.

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Symptoms -

Common symptoms of a persistent throat include redness at the back of the mouth, bad breath, a mild cough, and swollen lymph glands in the neck. 

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Treatment options -

Treatment for a persistent sore throat depends on the underlying cause.

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Bacterial infections -

For bacterial infections, people can take antibiotics such as penicillin or amoxicillin.

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Viral infections -

When it comes to viral infections, most viral sore throats don't require specific medical treatment.

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Allergies -

People can try avoiding allergens that cause a sore throat and use antihistamines and nasal sprays to alleviate the symptoms. 

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Acid reflux -

When it comes to acid reflux, one can make dietary changes to avoid trigger foods and eat smaller meals. A doctor might prescribe antacid medication to relieve your symptoms.

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Environmental irritants -

Minimizing exposure, using a humidifier, avoiding smoke or strong odors, and ensuring proper ventilation indoors can help.

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Mouth breathing -

Consultation with an ear, nose, and throat specialist may be necessary to determine if surgical intervention or other corrective measures are required.

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Throat cancer -

Surgery, chemotherapy, radiation therapy, targeted therapy, and immunotherapy are potential options depending on the cancer stage and other factors.

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Home remedies -

If you have a persistent sore throat that isn't due to an infection, it's possible to treat your symptoms at home. 

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Saltwater gargle -

Mix one teaspoon of salt in warm water and gargle for about 30 seconds before spitting it out.

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Steam inhalation -

Inhaling steam from a bowl of hot water or taking a hot shower can help relieve congestion and soothe the throat.

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Honey and warm water -

Add one teaspoon of honey to warm water or herbal tea. Sip on this mixture to soothe the throat and alleviate any discomfort. 

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Warm liquids -

Drinking warm liquids such as herbal teas and clear broths can temporarily relieve and help lubricate the throat.

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Throat lozenges or sprays -

Some over-the-counter throat lozenges or sprays can numb and soothe the throat, providing you with temporary relief from burning and pain sensations. 
Sources: (Healthline) (Medical News Today) 

See also: Sinus infection, cold, or allergies: how to tell the difference?

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