Similarly, antihistamines, meant for those runny noses, help against allergies and hay fever, but provide relatively little relief for the common cold. Fluids will help loosen mucus in your nose and chest. Stop eating sugar, and avoid dairy products. Sugar and refined sweets have been shown to cause a reduction in the total amount of white blood cells, which fight infection. In addition, sugar, even in fruit juices, and dairy products thicken the mucus in the linings in your nose and lungs, making the mucus and your infection harder to get rid of.
Rest is important especially.
You will often feel more tired with cold symptoms and you may require more sleep than usual. The symptoms, as you can see from below, are more severe. The National Institute of Allergy and Infectious Disease. In our opinion, they are illogical, the Graedons write. Such drugs may actually be counterproductive by allowing viruses to multiply more readily.