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Sensation of a 'lump' in the back of the throat; Throat feels swollen; Discomfort - Lump can often feel quite big and pain is occasional; Symptoms normally worse in the evening; Stress aggravates the symptoms; Saliva is difficult to swallow, yet food is easy to swallow - eating, in fact, often makes the tightness go away for a time
A yawn is a reflex in vertebrate animals characterized by a long inspiratory phase with gradual mouth gaping, followed by a brief climax (or acme) with muscle stretching, and a rapid expiratory phase with muscle relaxation, which typically lasts a few seconds.
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During swallowing or yawning, several muscles in the pharynx (throat) elevate the soft palate and open the throat. One of these muscles, the tensor veli palatini, also acts to open the Eustachian tube. This is why swallowing or yawning is successful in equalizing middle ear pressure.
This explains why people with medical conditions that cause an increased core body temperature like multiple sclerosis (MS), epilepsy, anxiety, and head trauma experience excessive yawning ...
Merely thinking about or seeing someone yawning can make you yawn. But why?
EILO may arise because of a relative mechanical 'insufficiency' of the laryngeal structures that should act to maintain glottic patency. It has been proposed that a narrowing at the laryngeal inlet during the state of high airflow (e.g. when running fast), can act to cause a pressure drop across the larynx which then acts to 'pull' the laryngeal structures together.
Related: Dealing with a Sore, Scratchy Throat? Load Up on These 20 Foods for Fast Relief . 3. Burns or irritation from food. Dr. Love says that there are also non-infectious reasons for a sore throat.