Why are vaccines important for public health?

Why are vaccines important for public health?

Vaccines are crucial for public health as they help prevent the spread of infectious diseases, protect vulnerable populations, and contribute to herd immunity.

What diseases can vaccines prevent?

Vaccines can prevent various diseases, including measles, mumps, rubella, polio, influenza, and COVID-19, among others.

How do vaccines work in the body?

Vaccines work by stimulating the immune system to recognize and fight specific pathogens, creating memory cells that provide long-term protection.

Are there any side effects of vaccines?

Yes, vaccines can have side effects, but they are usually mild, such as soreness at the injection site or a low-grade fever. Serious side effects are rare.

Why do some people hesitate to get vaccinated?

Vaccine hesitancy can stem from misinformation, fear of side effects, or distrust in healthcare systems. Education is key to addressing these concerns.