FOCUS: COVID

01

Around two in 100,000 Australians get post-vaccine myocarditis and its severity is much lower than in unvaccinated cases.

02

Wind instruments produce aerosols in much the same concentration and size as when we are talking or breathing, despite how explosive or sharp the noises sound.

03

Studies show that long COVID is real and symptoms persist for longer than 12 weeks in 7.8–17% of cases.

04

A Scientific Reports study found birds living in and around developed areas in the north-western United States expanded their ranges into cities during COVID lockdowns.

05

In a survey of nearly 40,000 participants, 42% reported heavier periods following vaccination.

06

A JAMA study found 35% of health workers exposed to COVID-19 who were wearing a mix of surgical masks and N95 respirators were infected, compared to 21% for healthcare workers who wore N95s exclusively.

07

Research published in the NZ Medical Journal from the Institute of Environmental Science and Research found saliva tests had very similar detection rates to nasal swabs.

www.cosmosmagazine.com/ 01 health/covid/myocarditis-covid-19-vaccine-recovery/ 02 australia/covid-19-ok-to-blow-your-own-trumpet/ 03 health/is-long-covid-real-numbers/ 04 nature/birds-lockdown-behaviour-cities/ 05 health/heavier-periods-covid-vaccination-menstruation/ 06 /health/n95-respirators-covid-19-protection/ 07 health/the-covid-19-booster