F.D.A.-APPROVED VACCINE. MICHELLE: BRITISH RESEARCHERS SEEM TO THINK PREVENTING A SECOND WAVE OF CORONAVIRUS, COULD BE AS SIMPLE AS WEARING A FACEMASK. SCIENTISTS STUDIED THE EFFECT OF PEOPLE WEARING MASKS, COMBINED WITH PERIODS OF LOCKDOWN AND THE VIRUS’ REPRODUCTION RATE. THEY FOUND WEARING MASKS IN PUBLIC WAS TWICE AS EFFECTIVE AT LOWERING THE REPRODUCTION RATE, COMPARED TO ONLY WEARING MASKS AFTER SYMPTOMS APPEAR. THE REPRODUCTION