A salt water gargle can reduce inflammation, minimize the likelihood of viral upper respiratory infections, and improve dental health. All you have to do is dissolve 1/2 tsp of salt in a glass of ...
So, why does it work? According to Penn Medicine, gargling with salt water not only kills ... regularly performed if you're healthy, unless a doctor instructs you to do so. If you are ready ...
But Johns Hopkins Medicine explains on its website that cold weather on its own does not ... on their own. Gargling salt water isn’t a cure for a sore throat — only time can do that.