You can try Respivax or Vitamin C it really helps.
Vitamin C helps prevent colds by supporting the immune system, which fights off infections. While it may not prevent colds entirely, studies suggest that vitamin C can reduce the severity and duration of cold symptoms. It is effective in boosting the immune system by promoting the production of white blood cells and antibodies that help fight off infections.
Research suggests that zinc may help prevent colds and support the immune system.
Your immune system is low.
Usually colds happen when one's immune system is weak. This is caused by many things, lack of sleep, vitamin deficiency etc. But colds are tiny viruses which attack the immune system. Eventually the immune system will overcome them. That's why you eventually get better.
Echinacea is reported to have a beneficial effect on the immune system. It is said to help to both prevent colds as well as shorten the duration of a cold if taken at the first sign of symptoms. While it hasn't been substantially against colds, it has been proven to provide a boost to the immune system.
Stress from finals can have a great affect on your immune system. When your immune system is suppressed colds can be frequent.
not as such, it is used as a preventative medicine, usually taken to prevent colds and similar ailments, it is suspected it may shorten if not prevent al together a cold or flu.
Antigens are: proteins, polysaccharides, glycoproteins, or glycolipids. They cause the lymph system to respond by producing antibodies. Each time the body is challenged by an antigen, the stronger the immune system becomes. An infant, at first, gets many colds but as she gets more of them, she will have more antibodies to fight off colds she has had before. She will have fewer colds because she has the antibodies for many of them now.
Lack of sleep, Lack of fluid's, Anything attacking a already weak immune system.
There is no common description for all of the immune system diseases. What they do tend to have in common is that the sufferer needs to avoid even minor coughs and colds because they can be life threatening.
Vitamin A helps treat colds and boost the immune system by supporting the production of white blood cells, which are essential for fighting off infections. It also helps maintain the integrity of the skin and mucous membranes, which act as barriers against pathogens. Additionally, vitamin A plays a role in regulating the immune response and reducing inflammation.
Well, lets start with the basics, your immune system is what keeps you from getting colds and flu's easily. so your auto-immune system (protection) automatically defends your body against these types of attacks, where anti-immune are the things trying to attack your immune system (Virus).