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A vaccine contains a small amount of that certain virus (or sometimes bacteria) that you are getting vaccinated for that has been inactivated or weakened so it can not make you sick. It gives your immune system a way to create a defense against that disease.
See the related question below for more details about how vaccines work.
What else can I help you with?
Should vaccines be given to people of all ages?
Yes to protect them from getting sick!
What do doctors give people who are sick from harmful microorganisms?
Doctors give people vaccines sometimes even penicillin to keep them healthy.
How can you not get sick?
Take vaccines and medicine's.-Ms.Aki
Why are vaccines given?
Vaccines are given because they keep you from getting sick. They work by preparing your immune system to fight bacteria by themselves. A dead, or weak, strain of the bacteria is given to the body. Your immune system can then produce anti bodies to kill them. Your system can then remember how it did it. If you should get a virrulent strain in future, an effecient attack can then be launched automatically.
What is the function of a layer of skin?
To keep out germs from getting you sick
Why has indoor pollution became a problem?
Because people now are getting sick because of this and are going to keep getting sick until this stops
Is treatment the same thing as prevention?
No. Treatment is curing you once you are sick. Prevention is to keep you from getting sick.
What is one of the best ways to keep from getting sick?
to keep you from getting sick from usual sickness like colds and fever take in vitamin C. it boosts your immune system. Also remember to wash your hands and to stay home if your sick.
What impact did intoducing vaccines have on the society?
You can get cured after you have been sick
How have vaccines made a difference in the world?
By when people have them they stop you from getting the illness so less people have been getting diseases because of the vaccines
Why are vaccines given to healthy persons?
so they dnt hav achance of gettin sick
How do you keep from getting sick?
Eat properly, exercise, get enough sleep, and wash your hands often.
