The virus doesn't care about your lockdowns...

The SARS-CoV-2 virus, known as COVID-19, inflicts its worst effects on the vulnerable (including the aged, immunocompromised and others with concurrent comorbidities). A recent analysis has shown that the lockdowns have had NO EFFECT on mortality from the virus, ostensibly the ONLY reason to enact them - to save lives. 

Covid-19 Mortality: A Matter of Vulnerability Among Nations Facing Limited Margins of Adaptation

So what did work?  Ask Sweden and the Nordics.  Swedish Way