Measles, mumps, rubella, polio, chicken pox, influenza are a few.
Because it helps to prevent certain diseases to immunize our body
By when people have them they stop you from getting the illness so less people have been getting diseases because of the vaccines
A vaccines helps because they put some of the disease in your body then your body can get use to it so if you get that disease your body can easily fight it out of you!
the government encourages vaccines to help the public be immune to harmful diseases like polio they also try to encourage it because it decreases the chances of an outbreak
Vaccines are available for disease-causing germs that remain the same. Â?Not all germs/viruses remain the same. Â?The 'flu virus changes or mutates millions of times a day. Â?It is because they are constantly changing that it isn't possible to make vaccines against many of them.
Emerging disease is one which is new and is being noted because of its spreading amongst a population. Re-emerging is a disease that used to be around, (think polio) was mostly eradicated due to innoculation and is now coming back in certain populations.
Yes, in fact many different vaccines exist for many different diseases (in the case of flu a new vaccine has to be made every year because the virus evolves so rapidly that the previous year's vaccine would not work against it).
They were changed because diseases came to Australia, so it decreased the population. Second the aboirigine ppl become more modernized
Low availability of clean water, very little basic healthcare, low availability of vaccines and good nutrition.
because they protect you from disease
INFECTIONS
They are dangerous because they can kill you.