Salt water is a great home remedy for sore throat, as it can reduce swelling and calm inflammation and irritation. It may also help draw infections or irritants to the surface of your throat, where your body is better able to deal with them. Dissolve 1/4 to 1/2 teaspoon of salt in eight ounces of warm water and gargle every hour or two, advises Mia Finkelston, MD, a Maryland-based family physician who also treats patients via LiveHealth Online.
It’s been used for thousands of years in Asian medicine to treat stomachaches, diarrhea, and nausea, and studies show that it works for nausea and vomiting. There’s some evidence that it might help with menstrual cramps, too. But it’s not necessarily good for everyone. Some people get tummy trouble, heartburn, diarrhea, and gas because of it, and it may affect how some medications work. So talk to your doctor, and use it with care.