From the latest ONS antibody study, (which is nearly a month out of date), 40-50% of under 50s have antibodies now. That's driven by previous infection; vaccina

From the latest ONS antibody study, (which is nearly a month out of date), 40-50% of under 50s have antibodies now. That's driven by previous infection; vaccination (a lot were done under health conditions), and also a lot are carers/health workers/social workers.