Letting hot salt solution roll in the throat for a few seconds relieves throat congestion, relaxes throat muscles, reduces inflammation, relieves throat itchiness and relieves sore throat. It also helps to relieve dry cough, tonsillitis, pharyngitis and laryngitis.
If sore throat is severe with harsh voice, salt gargle may be repeated every two (2) hours. Throat garle is best done after meals. It is also advised not to take cold drinks while sore throat is present.
There are other natural cure for sore throat. But the most common and most widely used is salt solution.