Poor resistance to cold can eat more lingzhi, ginseng, royal jelly, chicken soup, etc. Resistance refers to the human immune system to resist the invasion of external pathogens, improve body resistance is to enhance their own immunity, poor resistance to recurrent colds, after consumption can enhance resistance to the following: 1, lingzhi contains anti-cancer polysaccharides, germanium in lingzhi can speed up the body’s metabolism, delaying cell life Ginseng contains saponins that have the effect of improving the immunity of the body, and ginseng also has the effect of anti-cancer. 3. royal jelly can enhance the immunity of the body, mediate endocrine and cancer prevention. 4. vitamin C can prevent the invasion of viruses. 5. chicken soup can prevent colds and upper respiratory tract infections, and has the effect of mediating immunity.