The common cold (also known as nasopharyngitis, acute viral rhinopharyngitis, acute coryza, or a cold) is a viral infectious disease of the upper respiratory system, caused primarily by rhinoviruses and coronaviruses.Common symptoms include a cough, sore throat, runny nose, and fever. There is currently no known treatment that shortens the duration; however, symptoms usually resolve spontaneously in 7 to 10 days, with some symptoms possibly lasting for up to three weeks.
The common cold is the most frequent infectious disease in humans with the average adult contracting two to four infections a year and the average child contracting between 6–12.
- Vitamin C-rich lemon juice increases body resistance, decreases toxicity and reduces the duration of the illness. One lemon should be diluted in a glass of warm water, and a teaspoon of honey should be added to it. This should be taken once or twice daily.
- About ten grams of ginger should be cut into small pieces and boiled in a cup of water. It should then be strained and half a teaspoon of sugar added to it. This decoction should be drunk when hot. Ginger tea, prepared by adding a few pieces of ginger into boiled water before adding the tea leaves.
- Half a teaspoon of fresh turmeric powder mixed in 30 ml of warm milk, and taken once or twice daily.