"The most frequent psychiatric manifestations are behavioral or personality/mood changes, ranging from irritability or agitation to severe anxiety, depression, and full-blown psychosis with abnormal thought processes and hallucinations," the study authors write.
"I have to say today that Russia is suspending its participation in New START. I repeat, not withdrawing from the treaty, no, but merely suspending its participation," Putin said.
"To our knowledge, our study is the first to detect Pfizer-BioNTech and Moderna COVID-19 mRNA vaccine sequences in blood after vaccination, and therefore provides new knowledge regarding the timeframe in which the mRNA can be detected," the study authors write.
Immunity acquired from a COVID-19 infection can provide strong and lasting protection against severe illness and death, according to the largest meta-analysis to date on immunity following infection published in The Lancet.