If your throat feels painful, scratchy or irritated when swallowing, you may have a sore throat, medically known as pharyngitis.
A sore throat happens when the lining of the throat becomes inflamed. This inflammation is most often caused by a viral infection, such as a cold or flu. In many cases, symptoms improve within a few days without specific treatment.
However, a sore throat can sometimes be caused by bacterial infections or other conditions that may require medical evaluation.
A sore throat can feel different from person to person. Some people experience mild irritation, while others feel sharp pain when swallowing or speaking.
Common symptoms include:
Sometimes, throat pain can also spread toward the ears or jaw, especially when swallowing.
Many things can irritate the throat and cause inflammation.
Viral infections
The most common cause of sore throat is a viral infection such as:
Bacterial infections
Certain bacterial infections can cause throat pain. The most well-known example is strep throat, which may require antibiotic treatment.
Allergies
Allergies can lead to postnasal drip, where mucus drains down the back of the throat and causes irritation.
Acid reflux
Stomach acid flowing back into the throat can cause burning and soreness.
Irritants and lifestyle factors
Environmental factors may also trigger throat irritation, including:
If your symptoms are severe or persistent, a doctor may perform a simple examination.
This may include:
If a bacterial infection is suspected, your doctor may recommend a throat swab or rapid strep test to confirm the diagnosis.
Treatment depends on the underlying cause.
If the sore throat is caused by a virus
Most viral sore throats improve on their own within about a week. Treatment focuses on relieving discomfort.
If bacteria are causing the infection
Antibiotics may be prescribed if a bacterial infection such as strep throat is confirmed.
If allergies or reflux are the cause
Treatment may involve managing the underlying condition with medications or lifestyle changes.
Simple home remedies can help soothe throat irritation while your body recovers.
Helpful measures include:
These steps help reduce dryness and inflammation in the throat.
Most sore throats are mild and resolve within a few days. However, medical evaluation is recommended if you experience:
Early evaluation can help identify infections that may require treatment.