extra hydration to your sinuses, it makes them function better," said Amy Baxter, from Augusta University, US. "If you have a contaminant, the more you flush it out, the better you are able to get rid of dirt, viruses and anything else," said Baxter, corresponding author of the study.
Read more for details Starting twice daily flushing of the nasal cavity with a mild saline solution soon after testing positive for Covid-19 may reduce hospitalisation due to the viral disease, a study claims.
The technique involves mixing a half teaspoon each of salt and baking soda in a cup of boiled water and then putting it into a sinus rinse bottle, making it a safe, effective and inexpensive way that can have a vital public health impact.
Participants 55 and older were enrolled within 24 hours of a positiveCOVID-19 test between 24 September and 21 December in 2020.