Israeli studies have found that taking honey can reduce cough in children. US studies have shown that honey is particularly effective in reducing coughs at night.
British otolaryngologist Adam believes that a cup of hot lemon juice and honey may make patients feel effective because the heat of the beverage plays a key role in helping to temporarily relieve throat pain and cough.
US studies have shown that it can reduce the duration of colds by 1.4 days, which is effective in alleviating the symptoms of bronchitis and colds, but the research conclusions of this field in the medical community are mixed.
Mike Physicist Mike of Loughborough University in the UK believes that chrysanthemum helps to improve the function of white blood cells and enhance immunity against bacteria and viruses, but there is no conclusive evidence that chrysanthemum tea can cure colds early.
According to Dr. Mano, an immunologist at the London Medical School, vitamin D can make immune cells in the blood and lungs stronger, thereby reducing respiratory infections, but this method is not suitable for everyone.
In addition, taking 10-50 micrograms per day is more effective than taking large doses of vitamin D once a month. It is recommended that people over 65 years of age and less exposure to sunlight can take about 10 micrograms of vitamin D daily.
Sniffing hot water vapor is a popular way to deal with cold and stuffy nose. Dr. Adam believes that the warm water vapor only makes the receptors in the nose more sensitive to the airflow, which makes people temporarily feel that the nose is not so blocked , but it can t really treat the stuffy nose.