According to him, immunity in humans can be maintained in different ways: from six months to one and a half years. “This is exactly for the infection, strain, or strain group that a person is sick with.”said the expert.
He added that there is also cross immunity, but not that strong. Kryuchkov explained that during the transition from one epidemic season to another, there are different strains of the flu, and therefore the presence of immunity to one of the variants of the virus does not guarantee that one person will not get sick with another in the near future.
Previously, dangerous diseases caused by influenza and other viral infections were known.
News cannot be equated with a doctor’s prescription. Consult an expert before making a decision.
Source: Ferra
