"The first (among the reasons for the increase in the incidence) is total nihilism in relation to the measures that we used to defend ourselves against the coronavirus," RIA Novosti quoted her as saying.
According to her, the bulk of people with coronavirus are people aged 20 to 49 years.
She urged citizens to get vaccinated "as soon as possible."
Earlier, the head of the Russian Ministry of Health, Mikhail Murashko, said that young people were 40% more likely to get coronavirus infection.