The impact of population-wide rapid antigen testing on SARS-CoV-2 prevalence in Slovakia

Hearing loss and other auditory problems are strongly associated with Covid-19 according to a systematic review of research evidence. Researchers pooled data from 24 of the studies to estimate that the prevalence of hearing loss was 7.6%, tinnitus was 14.8% and vertigo was 7.2%.

Toronto researchers develop rapid low cost method to measure COVID-19 immunity

New material: Rapid color change