It forces your body to recognise a specific antigen, either by injecting a weakened version of it or pieces of it. Specialised cells then recognise and trigger an immunological response for that specific anitigen. T cells "remember" so if you're ever infected an immunological response is much more effective.
no it is not
Yes. There is a rabies vaccine.
how using a vaccine may give long term immunity to malaria
You need a hepatitis B vaccine series of three shots to maintain immunity.
Immunity typically starts to build a few days after the vaccine, but full protection usually takes about 2 to 4 weeks, depending on the type of vaccine.
To maintain immunity against Hepatitis B, it is recommended to get a series of three doses of the vaccine.
vaccine
Immunity to what ever you wish to vaccinate
It is possible but rare to get measles after being vaccinated as a child. The measles vaccine is highly effective, but no vaccine is 100% perfect. In some cases, the immunity provided by the vaccine may wane over time or the vaccine may not have conferred full immunity.
Tetanus shots protect against diphtheria, tetanus, and pertussis.
Pneumococcal polysaccharide disease is caused by a bacteria. It can be deadly but a vaccine was developed to head off the disease before it starts. The vaccine works when a small amount of the bacteria is injected into the patient and his or her immunity works against the disease, causing immunity.
Vaccines provides active immunity to certain diseases.