Health
Will vaccines end the pandemic? – CGTN
As effective vaccination requires most people to be vaccinated, individuals who choose not to for no good reasons impose a substantial risk and cost on the rest…

Vaccines play an important role in safeguarding human health. As COVID-19 pandemic continues to rage across the world, these jabs seem to be our best bet to end the global health crisis soon.
But what’s the history of vaccine development? And how do vaccines work?
Vaccines work by playing a clever trick on our immune system. We introduce agents resembling the disease we are trying to prevent into our body. Our immune system destroys them, but not before remembering them. This process of remembering…
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